Instruction manual

5.0 WIRING SM425 INSTRUCTION MANUAL
Figure 5-10 Contact output wiring
5.6.1 Cable Specifications
Number of wires in cable varies depending on the number of contact(s) used.
5.6.2 Wiring Procedure
1. M4 screws are used for the terminals of the converter. Each wire in the cable should be
terminated with the corresponding crimp-on terminal.
2. The capacities of the contact output relay are 30 VDC 3 A, 250 VAC 3 A. Connect the load (e.g.
pilot lamp and annunciator) with these operational limits.
5.7 Wiring for SM425CAL Automatic Calibration Unit
This wiring is for the solenoid valves controlling the zero gas and the span gas flows in the SM425CAL
Automatic Calibration Unit (e.g. System configuration 3). Install this wiring as shown in Figure 5-11:
42500001 REV A 91