4421 Tradition Trail ● Plano, Texas 75093 ● 972-964-2700 ● 800-836-7472
SP-ENG-211-000-19 Rev 1.0
14
|
P a g e
Probed
Displayed
Select Display Probe
P1
– Enclosure
Temperature
P2
– Condenser
Temperature
Lod
Hidden
Menu 2
P1
P1 / P2
N/A
Auxiliary
Setpoint
Setpoint for
Dry Contact
*1 /
Heater
SAA
Hidden
Menu 2
105 /
55
-67 - 302
°F
Function
Operation
Paramet
er
Menu
Locatio
n
Factor
y
Default
Operating
Range
Unit
Auxiliary
Differential
Heater or Dry Contact
Hysteresis *1
Shy
Hidden
Menu 2
3
1 - 45
°F
Maximum
Temperature
Alarm
Alerts with “HA” when
maximum temperature
has been exceeded
ALU
Hidden
Menu 2
105
45 - 302
°F
Minimum
Temperature
Alarm
Alerts with “LA” when
minimum temperature
has been exceeded
ALL
Hidden
Menu 2
45
-67 - 105
°F
*1
Note:
When both Heater and Dry Contact options are included, these parameters only control
Heater Settings. Dry Contact is controlled by ALU.
Alarms Signals
Message
Cause
Actions
“P1”
Enclosure Probe Failure
Start and stop of the compressor after 15
minute intervals *2
“P2”
Condenser Probe Failure
No Action/Alarm Only *2
“HA”
Maximum Temperature Alarm: P1 >
105°F for 3 minutes (after initial 30 min.
startup delay)
Activate Dry Contact Relay
“LA”
Minimum Temperature Alarm: P1 < 45°F
for 3 minutes (after initial 30 min. startup
delay)
No Action/Alarm Only *2
“HA2”
Condenser High Temperature Alarm: P2
> 164°F for 3 minutes
Compressor turned Off by pressure switch
if temperature continues to rise *2
“LA2”
Condenser Low Temperature Alarm: P2 <
50°F for 3 minutes
No Action/Alarm Only *2
“CA”
Evaporator Coil Alarm: Low Pressure for
2 minutes
Compressor Off *2
“noP”
Invalid Probe Selected: Low Evaporator
Coil
No Action/Alarm Only
*2
Note:
When both Heater and Dry Contact options are included, Dry Contact (Alarm Contact)
Relay is activated.
