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TEMPERATURE CONTROL
Folder
Parameter
SEt
SEt
CA1
Pb1
(1)
Set point may differ to setting shown in „Raypak Setting‟ column.
Folder
Parameter
diF
HSE
LSE
HC *
Ont
CP
OFt
dOn
dOF
dbi
OdO *
LOC
PA1
DiS
ndt
CA1
dro
H00 *
CnF
rEL
tAb
FPr
UL
(1)
Set point may differ to setting shown in „Raypak Setting‟ column.
Note: If a level 1 parameter shown with an asterisk (*) is modified, the thermostat must be reset to ensure correct
operation. To reset the thermostat, remove the power supply to thermostat, wait ten seconds and then restore the
power supply.
IC902 Adjustment Procedures
Notes to all IC902 thermostat adjustment procedures:
If a button is not pressed within 15 seconds during any thermostat adjustment procedure, the thermostat will
automatically exit the relevant folder and any changes made will be saved.
The thermostat will operate as normal whilst performing any thermostat adjustment procedure.
Some level 1 parameter changes require the thermostat to be reset. Refer to
for more information.
Checking or Adjusting IC902 Thermostat Set Point
Press and release the set button. „SEt‟ will be displayed.
1.
2.
Press and release the set button. The current set point temperature setting will be displayed.
Press and release the up ▲ or down ▼button to change the set point setting (skip this step if viewing only).
3.
4.
Continually press and release the fnc button until the display shows the current tank temperature.
Checking or Adjusting IC902 Thermostat System Status Parameters
System status parameter settings can be viewed or changed (except for read only informational parameters) by
performing the following procedure:
Press and release the set button. „SEt‟ will be displayed.
1.
Press and release the up ▲ or down ▼button to scroll the required parameter.
2.
3.
Press and release the set button to enter the selected parameter.
IC902 System Status Parameters
Description
Temperature set point
Tank sensor calibration (off set)
Tank sensor value (detected temp)
IC902 Level 1 Parameters
Description
Differential (Set minus dif = ON)
Restricts max set point value
Restricts min set point value
Heating or cooling mode
Start up time if probe is faulty
Shutdown time if probe is faulty
Start up delay
Delay after shutdown
Delay between start ups
Output delay time in event of OFF
Locks thermostat for set point adj
Parameter lock code (0 = no lock)
Numbers shown with decimal point
Tank sensor calibration (off set)
0 = centigrade, 1 = Fahrenheit
Probe type: 0 = PTC, 1 = NTC
Release firmware version read only
Table of parameters read only
Up load parameters to copy card
Range or
Option
LSE ~ HSE
-12.0 ~ 12.0
N/A
Range or
Option
0 ~ 30.0
LSE ~ 302
-55.0 ~ HSE
H or C
0 ~ 250
0 ~ 250
0 ~ 250
0 ~ 250
0 ~ 250
0 ~ 250
n or y
0 ~ 250
n or y
-12.0 ~ 12.0
0 or 1
0 or 1
N/A
N/A
N/A
44
Default
Unit of
Raypak
Value
Measure
Setting
0
ºC or ºF
0
ºC or ºF
N/A
ºC or ºF
Default
Unit of
Raypak
Value
Measure
Setting
5
ºC or ºF
140.0
ºC or ºF
-55.0
ºC or ºF
C
flag
0
min
1
min
0
sec
0
sec
0
min
0
sec
n
flag
0
num
n
flag
0
ºC or ºF
0
flag
0
num
N/A
N/A
N/A
N/A
N/A
N/A
"IC902 Parameters"
on page
(1)
50
0
N/A
2
80
20
H
0
1
0
0
0
0
n
0
n
0
0
1
N/A
N/A
N/A
43
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