Revision 1.2a
Page 10 of 25
Warning
Please Note
The specifications of the product detailed on this
Set-Up Guide may change without notice. RDM
Ltd. shall not be liable for errors or for incidental
or consequential damages, directly and indirectly,
in connection with the furnishing, performance or
misuse of this product or document.
Ensure that all power is
switched off before
installing or maintaining
this product
Mercury 2 & Intuitive Mercury EPR Stepper Installation
Guide
www.resourcedm.com
Display
From the function menu scroll to and select diSP.
Press enter and one of the following values will be shown: -
0. Controller display will show the whole number and tenths value of a temperature reading. (Default)
1. Controller display will show temperatures as a whole number.
Parameter Tables
Not all parameters apply to all controller types, for example P-83 is Fan Control which only applies to coldroom types 5 & 6, this
parameter will not appear if the controller is set up as a type 3 or 4 case types. In the following table, the type columns on the right hand
side will be greyed out if that parameter does not apply to that controller type.
Number Parameter
Range
o
C (
o
F )
Step
Units
Default LT
o
C (
o
F )
Default HT
o
C (
o
F )
Type
3&4
Type
5&6
P-01
Cut-in Temp.
-42 to 30 (-43.6 to 86)
0.1
Deg
-20 (-4)
0.0 (32)
P-02
Diff.
0 to 10 (0 to 18)
0.1
Deg
2 (3.6)
1.5 (2.7)
P-03
Control Weight
0 to 100
1
%
50
50
P-04
Display Weight
0 to 100
1
%
50
50
P-09
Response On
1 to 30
1
10
10
P-10
Response Off
1 to 30
1
10
10
P-51
EEV Minimum Opening
0 - 100%
1
%
10
10
P-56
EEV Start Opening
0 - 100%
1
%
10
10
P-55
Average Valve Opening
0 - 100%
1
%
100
100
P-57
EEV Divide Value
0 - 100%
1
50
50
P-12
Relay 3 Mode
0 = Suction Line, 1 = Defrost Valve
1
1
1
P-85
Key-switch Mode
0 = Case, 1 = Fans only, 2 = toggle, key
off
1
3
3
P-87
Control Probe type
0 = Use Air on Probe,
1 = Use Log Probe
1
0
0
P-90
Resistor Case Off
0 (Disabled),1(Enabled)
0
0
P-92
Fans temperature mode
0 = Off, 1 = Temperature,
2 = Over-temperature, 3 = Temp/OT
1
0
0
P-93
Fans Off Temperature
-42 to 30 (-43.6 to 86)
0.1
Deg
-10 (14)
8 (46.4)
P-83
Fan Control
0 = Off, 1 = Run, 2 = Pulse
1
1
1
P-78
Fan Pulse On
00:00 to 99:00
01:00
mm:ss 05:00
05:00
P-79
Fan Pulse Off
00:00 to 99:00
01:00
mm:ss 30:00
30:00
P-15
Probe 5 Select
0 = Defrost, 1 = Monitor
1
0
0
P-16
Relay 2 Mode
0 = Lights, 1 = Alarm
1
0
0
P-17
Evap. Select
0 = Local, 1 = Rem1, 2 = Rem2,
3 = Rem3, 4 = IoBrd
1
0
0
P-97
Control Fail Valve Level
0 to 100%
0.1
%
0
0
P-29
Probe 1 Resistor Function
0 = Plant fault, 1 = External defrost
1
0
0
P-18
Service Interval time
0 to128
1
KHrs
60
60
P-19
Switch Resistors
0 (Off), 1 (On)
1
1
P-98
Lights Case Off
0 (Off), 1 (On), 2 (Unused)
0
0
P-30
Valve Type
0=Carel, 1=Sporlan1, 2=Sporlan2
3=Alco, 4=Other*
1
---
0
0
P-31
Step Max
0 to 6800 See: Valve type
1
---
480
480
P-32
Step Close
0 to 6800 See: Valve type
1
---
500
500
P-33
Step Speed
0 to 6800 See: Valve type
1
Hz
50
50
P-34
mA Peak
0 to 500 See: Valve Type
1
mA
450
450
P-35
Half Step
0 (Off),1 (On) See: Valve Type
1
---
0
0
P-36
mA Hold Current
0 to 500
1
0
0
P-37
Shut Speed
0 to 6800
1
Hz
50
50
P-06
Shut Enable
0 (Off), 1 (On)
1
0
0
P-07
Shut Time
00:00 to 99:00
01:00
mm:ss 04:00
04:00
P-05
Overdrive Time
1 to 25
1
hours
8
8
P-77
Man Stop Valve/Fans
0 (Off),1 (On)
1
0
0
P-39
Stepper In Case Off
0 (Off),1 (On)
1
1
1
P-20
Alarm Delay
00:00 to 99:00
01:00
mm:ss 20:00
20:00
P-21
UT Alarm
-49 to 60 (-56.2 to 140)
0.1
Deg
-30 (-22)
-2 (28.4)
P-22
OT Alarm
-49 to 60 (-56.2 to 140)
0.1
Deg
-15 (5)
5 (41)
P-23
Log Probe Type
0 (Off), 1 (Logging), 2 (Logging/Alarm)
Off
Off
P-24
Slug Log Probe
0 (Off), 1 (On)
Off
Off
