Omega Vehicle Security OMP-MODL - Manual (Page 73)

3... I NTERFACE M ODULES
U SING THE OMP-MODL 3-49
Event Input Signal Connections:
To utilize an MLIM-8 channel as an Event input, connect the input signal
positive lead to an Input terminal (Chan A, B, C, D, E, F, G, or H) and the
A
B
COM
C
D
COM
E
COM
COM
F
G
H
V+
R1
Debounce RC
Current Limited Output Driver
Event Signal
Software Controlled
Debounce Circuit
Logger
Circuit Ground
HLIM-8 Terminal Strip Connections
ML135
Figure 3... -32: Simplified schematic of MLIM-8 input/output channel
(single channel shown)
12
VDC
Lamp
TTL or CMOS
Isolation from Relay contact closure
Contact Closure
15VDC Max
Channel A Channel B Channel C Channel D Common Common
ML058
Contact Closure Application
Powered Signal Application
1 2 3 4 5 6 7
Figure 3... -33: Contact closure and Powered type Event signal input