Kodiak
Recirculating Chiller Technical Manual
Manual# 820-0043 Rev N, 11/25/2019
45
1.6.7 Set Optional Over-temperature Limit
This command (‘X’) from the host will set the Chiller Optional Over-temperature Limit. Note that
it is the host’s responsibility to determine if this option is active. The Host command is of the
form:
^JX OverTempAlmLmt ^M
Where: OverTempAlmLmt High Temp Limit Setpoint (2-byte hex
(
Cx100
))
^J ^M ASCII Linefeed and Carriage Return
1.6.8 Set Low Temperature Alarm Limit
This command (‘Y’) from the host will set the Chiller Optional Low-temperature Limit. Note that
it is the host’s responsibility to determine if this option is active. The Host command is of the
form:
^JY LowTempAlmLmt ^M
Where: LowTempAlmLmt Low Temp Limit Setpoint (2-byte hex
(
Cx100
))
^J ^M ASCII Linefeed and Carriage Return
1.6.9 Set Offset Calibration
This command (‘Z’) from the host will set the Chiller Plant Temperature Offset Calibration. The
Host command is of the form:
^JZ OffsetCal ^M
Where: OffsetCal Offset Calibration (2-byte hex
(
Cx100
))
^J ^M ASCII Linefeed and Carriage Return
Set User Control Flags
This command (‘W’) from the host will set the Chiller User Control Flags. As noted in the bit
descriptions above, the host may use the Power-On and Power-off bits to force the Chiller
On/Off. The Host command is of the form:
^JW UserControlFlags ^M
Where: UserControlFlags in Bit encoded Byte (2 chars)
Bit 7 (MSB) ; Chiller On
Bit 6
; Chiller Off
Bit 5
; F/C degree display toggle (not active in .1 display mode)
Bit 4
; Fault Chiller Shutoff enable
Bit 3
; Audible alarm enable
Bit 2
; not used
Bit 1
; AutoStart with NC
Bit0 (LSB)
; Auto Start with NO
^J ^M ASCII Linefeed and Carriage Return
