Emerson Process Management 2500 manuale d’uso

Installation Manual 20001685, Rev DA April 2012 Micro Motion ® Model 1500 and Model 2500 Installation Manual[...]

Safety messages Safety messages are provided throughout this manual to protect personnel and equipment. Read each safety message carefully before proceeding to the next step. Micro Motion customer service Location Telephone number Email U.S.A. 800-522-MASS (800-522-6277) (toll free) flow.support@emerson.com Canada and Latin America +1 303-527-5200 [...]

Contents Chapter 1 Planning ...........................................................................................................................1 1.1 Flowmeter components ..................................................................................................................1 1.2 Outputs option identification ......................[...]

Contents ii Micro Motion ® Model 1500 and Model 2500[...]

1 Planning Topics covered in this chapter: • Flowmeter components • Outputs option identification • Environmental limits • Hazardous area classifications • Power requirements 1.1 Flowmeter components The transmitter is one component of a Micro Motion flowmeter. The other major component is the sensor. A third component, called the core pr[...]

4-wire remote installation Figure 1-1: Sensor Core processor Transmitter 4-wire cable • Remote core processor with remote sensor – A remote core process with remote sensor installation separates all three components – transmitter, core processor, and sensor – all of which are installed separately. A 4-wire cable connects the transmitter to [...]

Remote core processor with remote sensor installation Figure 1-2: Core processor Transmitter 4-wire cable 9-wire cable Sensor Junction box 1.1.2 Maximum cable lengths The maximum cable length between flowmeter components that are separately installed is determined by cable type. See Table 1-1 . Maximum cable lengths Table 1-1: Cable type Wire gauge[...]

The transmitter's model number is on a tag on the side of the transmitter. You can use the model number to determine the transmitter's output option. The first four characters are the transmitter type. The fifth character is the installation type. The eighth character is the output option. The remaining characters are not relevant to tran[...]

• Verify that the transmitter has the appropriate hazardous area approval. Each transmitter has a hazardous area approval tag attached to the transmitter housing. • Ensure that any cable used between the transmitter and the sensor meets the hazardous area requirements. 1.5 Power requirements The transmitter must be connected to a DC voltage sou[...]

2 Mounting and sensor wiring for 4- wire remote installations Topics covered in this chapter: • Mounting the transmitter to a DIN rail • Prepare the 4-wire cable • Wire the transmitter to the sensor • Ground the flowmeter components 2.1 Mounting the transmitter to a DIN rail The transmitter is designed to be mounted on a 35 mm DIN rail. The[...]

Mounting multiple transmitters Figure 2-2: A B A. 0.33 in or greater (8.5 mm or greater) B. End bracket or end stop; 0.33 in (8.5 mm) minimum spacing 2.2 Prepare the 4-wire cable Important For user-supplied cable glands, the gland must be capable of terminating the drain wires. Note If you are installing unshielded cable in continuous metallic cond[...]

4-wire cable preparation Figure 2-3: Cable layout Run conduit to sensor Metal conduit Wrap the drain wires twice around the shield and cut off the excess drain wires. Micro Motion cable gland Pass the wires through the gland. Terminate the drain wires inside the gland. Cable glands Remove the core processor cover Go to the shielding procedure Done [...]

4-wire cable shielding Figure 2-4: Assemble the Gland 1. Fold the shield or braid back over the clamping insert and 1/8 inch (3 mm) past the O-ring. 2. Install the gland body into the conduit opening on the core processor housing. 3. Insert the wires through gland body and tighten the gland nut onto the gland body. Apply the Heat Shrink 1. Slide th[...]

• Twisted pair construction. • Applicable hazardous area requirements, if the core processor is installed in a hazardous area. • Wire gauge appropriate for the cable length between the core processor and the transmitter. Wire gauge Table 2-1: Wire gauge Maximum cable length VDC 22 AWG (0.35 mm 2 ) 300 ft (90 m) VDC 20 AWG (0.5 mm 2 ) 500 ft ([...]

CAUTION! Improper grounding could cause inaccurate measurements or flow meter failure. Failure to comply with requirements for intrinsic safety in a hazardous area could result in an explosion. Note For hazardous area installations in Europe, refer to standard EN 60079-14 or national standards. If national standards are not in effect, adhere to the[...]

3 Mounting and sensor wiring for remote core processor with remote sensor installations Topics covered in this chapter: • Mounting the transmitter to a DIN rail • Mount the remote core processor • Prepare the 4-wire cable • Wire the transmitter to the remote core processor • Prepare the 9-wire cable • Wire the remote core processor to t[...]

Mounting multiple transmitters Figure 3-2: A B A. 0.33 in or greater (8.5 mm or greater) B. End bracket or end stop; 0.33 in (8.5 mm) minimum spacing 3.2 Mount the remote core processor This procedure is required only for remote core processor with remote transmitter installations. For mounting the remote core processor to a wall: • Use four 5/16[...]

Components of a remote core processor Figure 3-3: A B A. Mounting bracket B. Cap screws 2. Attach the mounting bracket to an instrument pole or wall. 3.3 Prepare the 4-wire cable Important For user-supplied cable glands, the gland must be capable of terminating the drain wires. Note If you are installing unshielded cable in continuous metallic cond[...]

4-wire cable preparation Figure 3-4: Cable layout Run conduit to sensor Metal conduit Wrap the drain wires twice around the shield and cut off the excess drain wires. Micro Motion cable gland Pass the wires through the gland. Terminate the drain wires inside the gland. Cable glands Remove the core processor cover Go to the shielding procedure Done [...]

4-wire cable shielding Figure 3-5: Assemble the Gland 1. Fold the shield or braid back over the clamping insert and 1/8 inch (3 mm) past the O-ring. 2. Install the gland body into the conduit opening on the core processor housing. 3. Insert the wires through gland body and tighten the gland nut onto the gland body. Apply the Heat Shrink 1. Slide th[...]

• Twisted pair construction. • Applicable hazardous area requirements, if the core processor is installed in a hazardous area. • Wire gauge appropriate for the cable length between the core processor and the transmitter. Wire gauge Table 3-1: Wire gauge Maximum cable length VDC 22 AWG (0.35 mm 2 ) 300 ft (90 m) VDC 20 AWG (0.5 mm 2 ) 500 ft ([...]

Terminal connections for 4-wire cable Figure 3-7: RS-485B RS-485A VDC– VDC+ 3.5 Prepare the 9-wire cable Micro Motion supplies three types of 9-wire cable: jacketed, shielded, and armored. The type of cable you are using determines how you will prepare the cable. Perform the cable preparation procedure appropriate for your cable type. Mounting an[...]

Preparing jacketed cable Figure 3-8: 1. Trim 4 inches (100 mm) of cable jacket. 2. Remove the clear wrap and filler material. 3. Remove the foil that is around the insulated wires and separate them. 4. Identify the drain wires in the cable and bring them together. Fan the other wires to the outside of the cable. Twist the drain wires together. 5. S[...]

Preparing shielded or armored cable Figure 3-9: 1. Without cutting the shield, strip 9 inches (225 mm) of cable jacket. 2. Strip 8 ½ inches (215 mm) of braided shield, so ½ inch (10 mm) of shield remains exposed. 3. Remove the foil shield that is between the braided shield and inner jacket. 4. Strip 4 inches (100 mm) of inner jacket. 5. Remove th[...]

Cable types Micro Motion supplies three types of 9-wire cable: jacketed, shielded, and armored. Note the following differences between the cable types: • Armored cable provides mechanical protection for the cable wires. • Jacketed cable has a smaller bend radius than shielded or armored cable. • If ATEX compliance is required, the different c[...]

Bend radii of armored cable Table 3-5: Jacket material Outside diameter Minimum bend radii Static (no load) condition Under dynamic load PVC 0.525 inches (14 mm) 4–1/4 inches (108 mm) 8–1/2 inches (216 mm) Teflon FEP 0.340 inches (9 mm) 3–1/4 inches (83 mm) 6–3/8 inches (162 mm) Cable illustrations Cross-section view of jacketed cable Figur[...]

Cross-section view of shielded cable Figure 3-11: A C (1) B D E (4) F (4) G (5) A. Outer jacket B. Tin-plated copper braided shield C. Foil shield (1 total) D. Inner jacket E. Drain wire (4 total) F. Foil shield (4 total) G. Filler (5 total) Cross-section view of armored cable Figure 3-12: A C (1) B D E (4) F (4) G (5) A. Outer jacket B. Stainless [...]

3.6 Wire the remote core processor to the sensor using jacketed cable For ATEX installations, the jacketed cable must be installed inside a user-supplied sealed metallic conduit that provides 360° termination shielding for the enclosed cable. CAUTION! Sensor wiring is intrinsically safe. To keep sensor wiring intrinsically safe, keep the sensor wi[...]

Sensor and remote core processor terminal designations (continued) Table 3-6: Wire color Sensor terminal Remote core processor terminal Function Orange 3 3 Temperature – Yellow 4 4 Temperature return Green 5 5 Left pickoff + Blue 6 6 Right pickoff + Violet 7 7 Temperature + Gray 8 8 Right pickoff – White 9 9 Left pickoff – Note Ground the shi[...]

ELITE, H-Series, T-Series, and some F-Series sensor terminals Figure 3-13: D I H F E A B C G A. Violet B. Yellow C. Orange D. Brown E. White F. Green G. Red H. Gray I. Blue F-Series, Model D, and Model DL sensor terminals Figure 3-14: Mounting and sensor wiring for remote core processor with remote sensor installations 26 Micro Motion ® Model 1500[...]

Model DT sensor terminals (user-supplied metal junction box with terminal block) Figure 3-15: 1 9 8 7 6 5 4 3 2 A A. Earth ground Remote core processor terminals Figure 3-16: A B C D E F G H I J K A. Brown B. Violet C. Yellow D. Orange E. Gray F. Blue G. White H. Green I. Red J. Mounting screw K. Ground screw (black) Mounting and sensor wiring for [...]

3.7 Wire the remote core processor to the sensor using shielded or armored cable For ATEX installations, shielded or armored cable must be installed with cable glands, at both the sensor and remote core processor ends. Cable glands that meet ATEX requirements can be purchased from Micro Motion. Cable glands from other vendors can be used. CAUTION! [...]

3. Screw the nipple into the conduit opening for the 9-wire cable. Tighten it to one turn past hand-tight. 4. Slide the compression ring, compression nut, and sealing nut onto the cable. Make sure the compression ring is oriented so the taper will mate properly with the tapered end of the nipple. 5. Pass the cable end through the nipple so the brai[...]

Sensor and remote core processor terminal designations Table 3-7: Wire color Sensor terminal Remote core processor terminal Function Black No connection Ground screw (see notes) Drain wires Brown 1 1 Drive + Red 2 2 Drive – Orange 3 3 Temperature – Yellow 4 4 Temperature return Green 5 5 Left pickoff + Blue 6 6 Right pickoff + Violet 7 7 Temper[...]

ELITE, H-Series, T-Series, and some F-Series sensor terminals Figure 3-19: D I H F E A B C G A. Violet B. Yellow C. Orange D. Brown E. White F. Green G. Red H. Gray I. Blue F-Series, Model D, and Model DL sensor terminals Figure 3-20: Mounting and sensor wiring for remote core processor with remote sensor installations Installation Manual 31[...]

Model DT sensor terminals (user-supplied metal junction box with terminal block) Figure 3-21: 1 9 8 7 6 5 4 3 2 A A. Earth ground Remote core processor terminals Figure 3-22: A B C D E F G H I J K A. Brown B. Violet C. Yellow D. Orange E. Gray F. Blue G. White H. Green I. Red J. Mounting screw K. Ground screw (black) Mounting and sensor wiring for [...]

3.8 Ground the flowmeter components In a remote core processor with remote sensor installation, the transmitter, remote core processor, and sensor are all grounded separately. CAUTION! Improper grounding could cause inaccurate measurements or flow meter failure. Failure to comply with requirements for intrinsic safety in a hazardous area could resu[...]

4 Wiring the power supply 4.1 Wire the power supply Connect the power supply to terminals 11 and 12. Terminals 13 and 14 are used to jumper power to another Model 1500 or Model 2500 transmitter. A maximum of five transmitters can be jumpered together. Power terminals Figure 4-1: A B A. Primary power supply (VDC) B. Power supply jumper to 1–4 addi[...]

5 I/O wiring for Model 1500 transmitters Topics covered in this chapter: • Basic analog wiring • HART/analog single loop wiring • HART multidrop wiring 5.1 Basic analog wiring Model 1500 basic analog wiring Figure 5-1: A A. Terminals 21 and 22 to mA receiving device; 820 Ω maximum loop resistance 5.2 HART/analog single loop wiring Note For H[...]

HART/analog single loop wiring Figure 5-2: A B A. 820 Ω maximum loop resistance B. HART-compatible host or controller 5.3 HART multidrop wiring Tip For optimum HART communication, single-point ground the output loop to an instrument-grade ground. HART multidrop wiring Figure 5-3: A B C D E F A. 250–600 Ω resistance B. HART-compatible host or co[...]

6 I/O wiring for Model 2500 transmitters Topics covered in this chapter: • mA/HART wiring • Frequency output wiring • Discrete output wiring • Discrete input wiring 6.1 mA/HART wiring 6.1.1 Basic analog wiring Model 2500 basic analog wiring Figure 6-1: A B A. Channel A – Terminals 21 and 22 to mA receiving device; 820 Ω maximum loop resi[...]

HART/analog single loop wiring Figure 6-2: A B A. 820 Ω maximum loop resistance B. HART-compatible host or controller 6.1.3 HART multidrop wiring Tip For optimum HART communication, single-point ground the output loop to an instrument-grade ground. HART multidrop wiring Figure 6-3: A B C D E F A. 250–600 Ω resistance B. HART-compatible host or [...]

6.2 Frequency output wiring 6.2.1 Internally powered frequency output wiring Internally powered frequency output wiring Figure 6-4: A B C A A. Counter B. Channel B – Terminals 23 and 24 C. Channel C – Terminals 31 and 32 I/O wiring for Model 2500 transmitters Installation Manual 39[...]

Output voltage versus load resistance (Channel B) Figure 6-5: 16 14 12 10 8 6 4 2 0 0 500 1000 1500 2000 2500 Load resistance (Ohms) High level output voltage (Volts) Maximum output voltage = 15 VDC ± 3% Output voltage versus load resistance (Channel C) Figure 6-6: Open circuit output voltage = 15 VDC ±3% Load resistance (Ohms) High level output [...]

6.2.2 Externally powered frequency output wiring Externally powered frequency output wiring Figure 6-7: A A B C D D E E A. Counter B. Channel B – Terminals 23 and 24 C. Channel C – Terminals 31 and 32 D. 3–30 VDC E. Pull-up reisistor CAUTION! Exceeding 30 VDC can damage the transmitter. Terminal current must be less than 500 mA. I/O wiring fo[...]

Recommended pull-up resistor versus supply voltage Figure 6-8: 3600 3200 2800 2400 2000 1600 1200 800 0 5 10 15 20 25 30 Supply voltage (Volts) External pull-up resistor range (Ohms) 4000 4400 6.3 Discrete output wiring 6.3.1 Internally powered discrete output wiring I/O wiring for Model 2500 transmitters 42 Micro Motion ® Model 1500 and Model 250[...]

Internally powered discrete output wiring Figure 6-9: A A B C A. Discrete output receiving device B. Channel B (DO1) – Terminals 23 and 24 C. Channel C (DO2) – Terminals 31 and 32 Output voltage versus load resistance (Channel B) Figure 6-10: 16 14 12 10 8 6 4 2 0 0 500 1000 1500 2000 2500 Load resistance (Ohms) High level output voltage (Volts[...]

Output voltage versus load resistance (Channel C) Figure 6-11: Open circuit output voltage = 15 VDC ±3% Load resistance (Ohms) High level output voltage (Volts) 6.3.2 Externally powered discrete output wiring Externally powered discrete output wiring Figure 6-12: A A B C D D A. 3–30 VDC B. Channel B (DO1) – Terminals 23 and 24 C. Channel C (DO[...]

CAUTION! Exceeding 30 VDC can damage the transmitter. Terminal current must be less than 500 mA. Recommended pull-up resistor versus supply voltage Figure 6-13: 3600 3200 2800 2400 2000 1600 1200 800 0 5 10 15 20 25 30 Supply voltage (Volts) External pull-up resistor range (Ohms) 4000 4400 6.4 Discrete input wiring 6.4.1 Internally powered discrete[...]

6.4.2 Externally powered discrete input wiring Externally powered discrete input wiring Figure 6-15: A B C A. PLC or other device B. VDC C. Direct DC input Power is supplied by either a PLC/other device or by direct DC input. Input voltage ranges for external power Table 6-1: VDC Range 3–30 High level 0–0.8 Low level 0.8–3 Undefined I/O wirin[...]

7 Specifications Topics covered in this chapter: • Electrical connections • Input/output signals • Environmental limits • Physical specifications 7.1 Electrical connections Electrical connections Table 7-1: Type Descriptions Input/output connections Three pairs of wiring terminals for transmitter outputs. Screw ter- minals accept stranded o[...]

Input/output signals – Model 1500 Table 7-2: Type Description Output variables • Mass flow • Volume flow Inputs/outputs • One active 4–20 mA output • One active frequency output • Zero button, to initiate flowmeter zero calibration HART Bell 202 signal is superimposed on the primary milliamp output Input/output signals – Model 2500 [...]

7.4 Physical specifications Transmitter dimensions Figure 7-1: 3.90 (99) 4.41 (112) 1.78 (45) Specifications Installation Manual 49[...]

Remote core processor dimensions Figure 7-2: 2 13/16 (71) 2 13/16 (71) 4 × Ø3/8 (10) 6 3/16 (158) 2 1/4 (57) 4 9/16 (116) wall mount 5 1/2 (140) To centerline of 2" instrument pole 2 1/2 (64) 1/2"–14 NPT or M20 × 1.5 2 3/8 (61) 1 11/16 (43) 3 5/16 (84) 3/4"–14 NPT 5 11/16 (144) Ø4 3/8 (111) Specifications 50 Micro Motion ® M[...]

Index 4-wire cable preparation 7, 14 types 9, 16 user-supplied 9, 16 9-wire cable connecting to sensor 24, 28 preparation 18 types and usage 20–22 A AC power , See Power analog I/O wiring 35, 37 C cable 4-wire cable types 9, 16 4-wire preparation 7, 14 9-wire preparation 18 9-wire types and usage 20–22 cable lengths maximum 3 configurable I/O d[...]

P power requirements 5 S safety messages ii T temperature environmental limit 4 terminals remote core processor 25 sensor 25 Terminals remote core processor 30 sensor 30 transmitter installation types 1 transmitter type identifying 3 V vibration environmental limit 4 W wiring 4-wire remote to sensor 10 9-wire armored cable 28 9-wire jacketed cable [...]

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*20001685* 20001685 Rev DA 2012 Micro Motion Inc. USA Worldwide Headquarters 7070 Winchester Circle Boulder, Colorado 80301 T +1 303-527-5200 T +1 800-522-6277 F +1 303-530-8459 www.micromotion.com Micro Motion Europe Emerson Process Management Neonstraat 1 6718 WX Ede The Netherlands T +31 (0) 318 495 555 F +31 (0) 318 495 556 www.micromotion.nl M[...]