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Triguard SC300E
MSR04XI
Serial Communications Module
RS232
(MSR04XI
Issue 8
INTRODUCTION AND TEC
HNICAL DATA
PURPOSE
The Serial Communications Module provides a serial interface between the SC300E
environment
one Serial Communications Module must be used in the system and fitted in Slot 10 of the
main
workstations.
ladder
be fitted to any other I/O slot, ‘wrong slotting’ is prevented by mechanical coding blocks (Figure
2-1 ). The system software identifies the module via a built-in hardware identifier.
and a variety of remote devices complying with the standardRS232-C. At least
chassis to enable communications between the system processors and the
The workstation link is used for loading the application software and monitoring
and diagnostic functions. The link utilises Port 0 of the module. Additional modules can
October 2005
)
Circuit triplication and voting procedures make the module single fault tolerant and front panel
indicators show Tx/Rx activity, the circuit on-line status and the health of the module.
Communications
these
connections are duplicated on the field connector (J2) at the rear. A fifth port is for
diagnostic purposes only. The module is compatible with ‘single slot hot repair’ and the front
panel has a switch to enable a request that the module be taken off line.
This document is intended to provide a general understanding of the function of Serial
Communications Module, sufficient to enable basic maintenance operations to be effected in
the
field.
conne
ctions are via four identical ports on the front panel (Ports 0 to 3) and
008-5099
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Triguard
SC300E
Ejector lever
User COMMports
Diagnosticport
(Voltage Mon)
Link LK2
echanical
M
(Upper)
Connector J1
(Module ID)
Link LK2
oding
c
lock
b
Link LK4
Tx / Rx LEDs
Health LED
ON/OFF LEDs
ON/OFF Line
Request switch
Ejector lever
Connector J2
RS232 Daughterboard
Mechanical coding block
(Lower)
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Triguard
SC300E MSR04XI Serial Communications Module RS232
ASSOCIATED DOCUMENTATION
Reference No
008-5097
SPECIFICATION
Model
Communications
Mictrocontroller
Communication ports:
rate. Isolation
Chassis User Manual
MSR04XI
Serial RS232
Intel family
Port 0: RS232 9600 or 19200 Baud
Port 1:
Port 2: RS232 9600 or 19200 Baud (see Note)
Port 3: RS232 9600 or 19200 Baud (see Note)
Diagnostic:
Ports
rate.
Ports 0 to 3, 1kV
RS232
for diagnostics purposes only
2 & 3 must be set to the same Baud
Title
9600 or 19200 Baud
Note
:
Indicators
Hot repair procedure
Module power consumption
Overall size (mm)
Overall size (inches)
Weight
Tx, Rx, Health, 3 x On Line
Single slot
3.5W
400(9U)H x 397L x 28W
15.75H x 15.63L x 1.1W
1.3kg
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Triguard
SC300E
ENVIRONMENTAL SPECIF
The maximum ambient temperature measured at the hottest point within the Triguard system
shall not be greater than 60 degrees centigrade.
Temperature operating:
Temperature storage:
Humidity
EMC/RFI
Vibration/Shock
Certification:
General Certification: Ref. SC300E Product Guide (ref 008-5209)
Immunity
ICATIONS
+5°C to +60°C
-
25°C to +70°C
5% to 95% non-condensing at ambient <40°C
Tested and certified to IEC 1131-Part 2 1994
Tested and certified to IEC 1131-Part 2 1994
TRANSPORT AND HANDLING
The MSR04XI module must be transported and stored in its original packing material which
should be retained for this purpose.