TABLE OF CONTENTS
Specifications
5
Specifications for PT920-8FG Rack assembly
5
Specifications for Model PT920 Series Control monitor
6
Overview
7
Programmable Relays
7
Figure 1. PT920 Control module Front Panel diagram
8
Installation
and
Startup 9
Figure 2. PT920-8FG Enclosure dimension
9
Figure 3. System Overview drawing,
10
User termination, control modules in
Rack
assembly
AC or DC power Input
11
Connecting sensors to monitor
11
Alarm wiring
11
Figure 4. Sensor and alarm wiring diagram
12
Startup
13
Apply Power
13
Normal Operation and alarms
Normal Operation
14
Alarms
14
Alarm Reset
14
Alarm Bypass
15
Programming Alarms
15
Programming Alarm Levels
16
Setting alarms as Latching or Non-Latching
17
Figure 5. PT920 Control Module diagram
18
Malfunction Condition
19
Parts List
20
4
