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TABLE OF CONTENTS
Specifications
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Specifications for PT900-12R Rack assembly
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Specifications for Model PT902M Control monitor
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Overview
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Programmable Relays
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Figure 1. PT902M Control module Front Panel diagram
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Installation and Startup
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Figure 2. PT900-12R Rack Assembly
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Setting Control module Address / ID
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Modifying Module Address
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AC or DC power Input
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Connecting sensors to monitor
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Alarm wiring
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Figure 3. System Overview drawing,
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User termination, control modules in
Rack assembly
Figure 4. Sensor and alarm wiring diagram
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Figure 5. Wiring auxiliary relay board for common
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Alarm contacts
Startup
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Apply Power
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Normal Operation and alarms
Normal Operation
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Alarms
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Alarm Reset
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Alarm Bypass
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Programming Alarms
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Programming Alarm Levels
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Setting alarms as Latching or Non-Latching
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Setting alarm contacts as Normally Open or
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Normally Closed
Figure 6. PT902M Control Monitor circuit diagram
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Malfunction Condition
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Parts List
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