Manual

6
Reference Monitor Controllers User Handbook
2
RMMC1L MONITOR CONTROLLER
RMMC1L MONITOR CONTROLLER
The GPIO port connector is a 15-way female D-type with the following pin assignments:
Pin Function Description
1 Digital Ground 0V
2 TX Output Collector Collector of optically-isolated driver for TX
3 REH Output Collector Collector of optically-isolated driver for REH
4 REH Output Tally Open collector driver active when REH is active
5 STANDBY Remote Input Active low input to trigger STANDBY
6 CUT Remote Input Active low input to trigger CUT
7 Digital Ground 0V
8 Digital Ground 0V
9 TX Output Emitter Emitter of optically-isolated driver for TX
10 TX Output Tally Open collector driver active when TX is active
11 REH Output Emitter Emitter of optically-isolated driver for REH
12 TX Remote Input Active low input to trigger TX
13 REH Remote Input Active low input to trigger REH
14 DIM Remote Input Active low input to trigger DIM
15 Fused Power +12VDC @ 200mA max
Mains Power
Mains power is applied via a standard three-pin IEC male socket. Mains voltages between
85V and 264V AC at frequencies between 47 and 63Hz are accepted without adjustment.
A 1A, 5 x 20mm SB fuse is used. The Earth pin MUST be connected to ensure safety.