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Tamper Switchtrouble

Siemens MXL: Tamper Switch

Siemens MXL·0 views·0 field notes

What This Code Means

This is a security-type message for the tamper switch on the SMB-2 board when the system is selected for UL 1076 operation.

Common Causes

  • 1Enclosure door is open
  • 2Tamper switch on the SMB-2 board activated
  • 3TSW-2 tamper switch cable disconnected from P9 on the SMB-2
  • 4System selected for UL 1076 operation

Resolution Steps

Ensure the enclosure door is closed and the TSW-2 tamper switch cable is plugged into P9 on the SMB-2 board.

Manual References(1)

Field Notes

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Related Codes

SYSTEM NORMALThe system is powered and functioning correctly with no active alarms, supervisories, or troubles.GROUND FAULT IS MINUSThe system has detected a negative ground fault on the field wiring.NN:MMM-DDD [custom message] ACK [trouble type] IN TRBA general system trouble has occurred, indicating a fault that may prevent the system from operating correctly.GROUND FAULT IS OKThe system ground fault test has passed and no ground faults are currently detected.AC VOLTAGE = X VOLTSDisplay of the current AC input voltage to the system power supply.

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