National Instruments EIGHT CHANNEL SPST RELAY MODULE manual
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Table of contents for the manual
323617A-01 May 2003 © 2003 National I nstruments Corp. Al l rights res erved. FieldPoint™, Nati[...]
cFP-RLY-421 2 ni.com Before you conf igure a FieldPoint system that uses a cFP-RL Y -421 module, [...]
© National Instruments Corp. 3 cFP-RLY-421 Figure 1. Installing the cFP-RL Y -421 Wiring the [...]
cFP-RLY-421 4 ni.com T able 1 li sts the terminal assign ments for the signals of each channel. Al[...]
© National Instruments Corp. 5 cFP-RLY-421 Connecting Loads to the cFP-RL Y -421 W ire an exte[...]
cFP-RLY-421 6 ni.com In addition, the cFP-RL Y -421 has internal protection MO Vs to pre vent exce[...]
© National Instruments Corp. 7 cFP-RLY-421 Diode Circuit CR Circuits Varistor Circuit Diag[...]
cFP-RLY-421 8 ni.com In-Rush Current The type of l oad and its in-rush current charac teristics, to[...]
© National Instruments Corp. 9 cFP-RLY-421 Upgrading the FieldPoint Firmware Y ou may need to up[...]
cFP-RLY-421 10 ni.com •D o not share the exter nal supply voltages (the V and C terminals) wi[...]
© National Instruments Corp. 11 cFP-RLY-421 Specifications The follo wing specifications ar e ty[...]
cFP-RLY-421 12 ni.com Physical Indicators ..... .............. ........... ........... . Green PO[...]
© National Instruments Corp. 13 cFP-RLY-421 Safety This product is designed to meet the requirem[...]
cFP-RLY-421 14 ni.com Where to Go for Support For more information about settin g up the FieldPoin[...]