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Mercury 2 & Intuitive Mobile Controller User Guide
O-12
Last Def. Ctrl Temp.
O-13
Last Def. Type
O-16
Alarm Relay
O-18
Run Time
O-30
Set Point Offset
S-01
Control State
* Range is dependent on probe type
Maximum and Minimum Control Temperature
Type M only (Not supported in type E).
To view the maximum or minimum Control Temperature the controller has reached since last power off/on press and hold the Up and
Down Buttons together for 3 seconds. The display will show "diSP", press the Up Button to view the maximum Control Temperature the
controller has reached or press the Down Button to view the minimum Control Temperature the controller has reached.
Display will revert back to normal operation if the Enter Button is pressed or after 1 minute of no button presses. The top bar of the left
hand segment will be lit when the maximum temperature is being displayed. The bottom bar of the left hand segment will be lit when the
minimum temperature is being displayed. Resetting the controller will clear out these values.
Messages
The following alarms and messages can appear on the Mercury display.
Display
Message
Ft
Prb1
Prb2
Prb3
Prb4
Prb5
Prb6
rEC
dEF
Network Alarms
The table below shows the text and associated type number that is sent to the system "front end". The type number is normally used to
provide different alarm actions.
Alarm text
Missed defrost
Plant Fault 1
Case over temperature
Case under temperature
Probe 1,2,3,4,5 or 6 Faulty
Product over temperature
Product under temperature
Modifying controller states
During normal operation you can change the following states from the function menu
Warning
Ensure that all power is
switched off before
installing or maintaining
this product
Please Note
-42 to 60 (-43.6 to 140)
0 (None), 1 (Internal), 2 (External),
3 (Network), 4 (Display), 5 (Timed)
6 (Forced), 7 (Skipped)
0 (Unused), 1 (OK), 2 (Alarm)
0 – 128 K Hours
-49 to 60 (-56.2 to 140)
0 (Stabilise),1 (Normal), 2 (Defrost Min), 3 (Defrost Max), 4 (Drain
Down), 5 (Fan Delay), 6 (Recovery), 7 (OT Alarm), 8 (UT Alarm), 9
(Fans Only), 10 (Lights Only),11 (Case Off), 12 (Pump Down),13
(Defrost Hold), 14 (Load Shed)
System status
Control Fault
Probe 1 Fault
Probe 2 Fault
Probe 3 Fault
Probe 4 Fault
Probe 5 Fault
Probe 6 Fault
Control State in Recovery
Control Sate in Defrost
Type # (index)
Display
Message
FAnS ONLy
LitS ONLy
CASE OFF
Ot
Ut
PLnt
LgOt
LgUt
AL
Alarm text
15
Plant Fault 2
3
Monitor Probe OT
4
Case Off
5
Load Shedding
6
Compressor A stop
8
Compressor B stop
9
Revision 1.1
0.1
1
0.1
System status
Controller in Fans Only
Controller in Lights Only
Controller in Case Off
Over Temperature Alarm
Under Temperature Alarm
Plant Fault
Log Probe Over Temperature
Log Probe Under Temperature
Control State in Alarm
Type # (index)
3
12
29
7
3
3
Page 16 of 21
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