Non-Hazardous Interface; Non-Hazardous Interface Connector - Emerson ControlWave GFC IStran Instruction Manual

2.1.2 Non-Hazardous Interface

Issued Nov-09
ControlWave GFC IS Communication Interface Manual (CI-CW-GFC-ISTRAN)
Typically you connect the non-hazardous interface to a radio or modem
located with the IStran assembly in a non-hazardous or Division 2 rated
area. Table 2-4 identifies each connector position and the corresponding
signal name, and provides a brief description of each I/O point on the
non-hazardous interface.
Table 2-4. Non-Hazardous Interface Connector
Position
NJ3-1 NPOUT
NJ3-2 NGND
NJ2-1 NPIN
NJ2-2 NGND
NJ1-1 NTX1
NJ1-2 NTX2
NJ1-3 NTX3
NJ1-4 NRX1
NJ1-5 NRX2
NJ1-6 NRX3
NJ1-7 NGND
NJP1-1 SW
NJP1-2 COM
NJP1-3 UNSW
Function and Electrical Characteristics
Figure 2-1. Setting Jumper HJP1
Name
Switched Power Output
Local Ground reference
(Return for NPOUT)
Power Supply Input
Local Ground
(Return for NPIN)
Signal Output (Follows HRX1)
Signal Output (Follows HRX2)
Signal Output (Follows HRX3)
Signal Input
Signal Input
Signal Input
Local Ground
Jumper to COM for Switched Mode
Mode Selection Common
Jumper to COM for Unswitched Mode
Function
2-3