Pacific Research Solutions PET-820 User Manual
Page 2
Pacific Research
PET-820 User Manual
Page 1
TABLE OF CONTENTS
SYSTEM OVERVIEW ............................................................................................... PAGE 4
1.0
SYSTEM OVERVIEW ............................................................................................... PAGE 6
1.1
Factory default settings and programming parameters
1.2
Programming loop circuit configurations
1.3
Control and Programming
1.4
RAM and Real Time Clock option
1.5
Analog option
2.0
BENCH TESTING ...................................................................................................... PAGE 8
2.1
Unpacking the PET-820
2.2
Start up procedure
2.2.1
Analog input option startup procedure
2.3
Establishing communication
2.4
Operate procedure
2.5
Programming procedure
3.0
OPERATE ................................................................................................................. PAGE 11
3.1
Printed Circuit Board indicators
3.2
Keypad Display panel (optional)
3.2.1
Power indicator
3.2.2
Communicate indicator
3.2.3
Ready indicator
3.2.4
Arm indicator
3.2.5
Alarm indicator
3.2.6
Monitor indicator
3.2.7
Relay indicator
3.2.8
Low Battery indicator
3.2.9
Keypad time out timer
3.3
Operating command format
3.4
Telemetry read back
3.5
Password
3.6
Key Code
3.7
Valid data types
3.8
Operating command code examples
3.9
Operating command codes
3.9.1
End communication
3.9.2
Arm/Disarm
3.9.3
Read back loop circuit status
3.9.4
Read back alarm status
3.9.5
Loop circuit ON/OFF
3.9.6
Loop monitor ON/OFF
3.9.7
Reserved for future use
3.9.8
Reserved for future use
3.9.9
Reserved for future use
3.9.10
Relay and Digital output control
3.9.11
Read analog input value
3.9.12
Read analog integrate value
3.9.13
Read analog high (maximum) value
3.9.14
Read analog low (minimum) value
3.9.15
Read analog scaled value