Operations and Maintenance Manual

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JANUS
®
Multi-Protocol Reader Ver. 2: Operating Instructions
Confidential UM 360463-202 Revision: A12 (Draft) Page 34 of 291
© Kapsch TrafficCom Canada Inc. 2014
These drawings and specifications contain confidential and proprietary information and are the property of Kapsch TrafficCom Canada Inc. and are issued in strict
confidence and will be kept confidential and used solely for the purpose intended and for no other purpose and shall not be transmitted, reproduced, copied, and/or
used as the basis for manufacture or sale of apparatus unless otherwise agreed to in writing by Kapsch TrafficCom Canada Inc.
FILE: MPR2_OPERATIONS_AND_MAINTENANCE-MANUAL_REV A12.DOCX 05/08/2014 11:24
Kapsch TrafficCom
Synchronization Port Module (SPM)
Function
Sends out the status of the Reader (ready or busy) to
the other Readers in the synchronization network.
Signals to the CTM when all other Readers in the
synchronization network are ready.
Allows the switchover mode to be set to
SECONDARY—AUTO—PRIMARY by the
Redundancy Mode switch  on the SPM.
Units per
Redundant
Reader
One
Normal State
N/A (no status indicators on module)
Connections
The SPM terminal block is connected to the other
Readers in the synchronization network via the sync
terminal block hub.

