Honeywell P531 Operating Manual page 3

TROUBLESHOOTING NOTES ....................10
If the display is blank: ...................................... 10
If only one line is blank: ................................... 10
If the viewing head is not listed. ..................... 11
Channels display LKOUT ................................ 11
The Display flashes "HOT" ............................. 11
CODE display.................................................. 11
MODBUS PROTOCOL .................................12
Legacy Modbus support .................................. 12
Extensions ...................................................... 12
Modbus function support: ............................... 14
CONTACT INFORMATION...........................14
Sales and applications support: ...................... 14
Factory and repairs: ........................................ 14
SPECIFICATIONS ........................................23
Electrical - Model P531 AC, P532 AC ............. 23
Electrical - Model P531 DC, P532 DC............. 23
Outputs............................................................ 23
Inputs .............................................................. 23
Serial Communications ................................... 23
Flame .............................................................. 24
Compatibility.................................................... 24
Fuses .............................................................. 24
Maintenance.................................................... 24
Cleaning .......................................................... 24
Cable............................................................... 24
Environmental ................................................. 24