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Index
Introduction…………………………………………………………………...……. 3
Chroma-FP-OD Installation notes ……...…………...………………………... 4
Wiring the Chroma-FP1-OD, Chroma-FP1-OD-AB …...……………………. 5
Wiring the Chroma-FP2-OD, Chroma-FP2-OD-AB …...……………………. 6
Connecting Chroma-FP-OD slaves (option)…………………….……………. 7
Operating instructions…………………………………………………………….8
Turning the system ON and OFF………………………………………………. 8
Selecting temperature scale…………………………………………………….. 8
Selecting Automatic or Manual mode …………………………………………. 8
Heater indication…………..……………………………………………………... 8
Snow flake icon and digital time indication……………………………………. 8
Technician settings……………………………………………………………….. 9
Enter technician settings mode…………………………………………...……. 9
P01 - Temperature set point……………………………………………………. 9
P02 - Lower limit temperature for heating …………………………………….. 10
P03 -Time delay before stopping the heater……..…………………………….10
P04 - Manual mode ON time……………………………………………………. 11
P05 – Not in use……………………………….…………………………………. 11
P06 - Enable/Disable 2
nd
temperature sensor (Aquastat)…………………… 11
P08 – MAC Address for BMS and for Master-Slaves (option) …………...… 12
P09 - Test conditions mode…………………………………………………….. 13
P11 – Master/Slave……………………………………………………………… 13
P15 – Temperature sensor calibration offset…………………………………. 13
Save changes and return to normal display…………………………...…..…. 14
Restore default values……………………………………………………………. 14
DIP Switch settings……………………………………………………………….. 14
DIP switch S2 - Short measuring times (test only) …………………………... 14
DIP switches S3 and S4 – not in use………………...………………………... 14
BMS – BACnet/Modbus ………………………………………………………….. 15
Temperature readings and Communication errors ………………………... 15
Temperature sensor readings are out of reliable measuring range ……….. 15
Temperature sensor not connected or short circuit ……...………………….. 15
Slaves communication error………………….……..………………………….. 15
GFEP……………………………………………..………………………………….. 16
MODBUS object list……………………………...……………………………….. 17
BACnet object list ……………………………...……………………………….. 18
Pg. 2
Chroma-FP-OD Series
Owner’s manual & Technician Settings
1-800-443-2640
www.chromalox.com