7100 Series Installation/Operating Manual —
P/N 9000-0447:J 08/28/08
37
Optional Modules
Basic System Module (BSM)
3.7.3 Printer Transient Module (PTRM)
The Printer Transient Module (PTRM) provides sufficient transient protection to the RS-232 output
to comply with the applicable codes for the following conditions:
•
wiring leaving the confines of the control box
•
proper isolation of the signal to prevent damage or interference caused by a connection to
certain EDP devices.
CAOM Module
Designation Description
Comments
TB1-1
NAC1
NAC Circuit 1, Class A return (+)
TB1-2
NAC1
NAC Circuit 1, Class A return (-)
TB1-3
NAC2
NAC Circuit 2, Class A return (+)
TB1-4
NAC2
NAC Circuit 2, Class A return (-)
TB2-1
SLC1
SLC Circuit 1, Class A return (+)
TB2-2
SLC1
SLC Circuit 1, Class A return (-)
TB2-3
SLC2
SLC Circuit 2, Class A return (+) (7100-2, -2D only)
TB2-4
SLC2
SLC Circuit 2, Class A return (-) (7100-2, 2D only)
MCOM Module
TB1-1 Output
(+)
TB1-2 Output
(-)
Jumpers
W1
MCOM
UP for Polarity Reversal operation DOWN for city master
box or releasing operation.
W2
MCOM
UP for Polarity Reversal operation DOWN for city master
box or releasing operation.
PTRM Module
Jumper
W1
PTRM
OUT for supervision of PTRM Module IN for no supervision
NOTE:
The BSM is shipped with jumpers installed on the middle three pairs of pins on J2.
These jumpers must be removed when the PTRM is installed.
Table 3.7.2 Optional Module Wiring Connections
