Watlow Relay Interface Board - Manual (Page 12)

Relay Interface Board Installation Guide
8
Additional Terminals The Relay Interface Board contains a 5-pin terminal block (TB1) with these
functions:
These terminals are directly connected to the controller. They allow connection to
separate sensors, SSRs, PLCs and safety controls.
Jumpers The RIB has three sets of jumpers: JU1, JU2 and JU3. JU2 and JU3 only affect the
I/O board connect to J2.
The jumpers let you choose between options listed in Table 2 .
TABLE 1. TB1 Functions
TB1 Function
1 +5 Vdc power
2 Power common
3 Global alarm output
4 CPU Watchdog output
5 Pulse input