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5
RAYCHEM-OM-EU1838-ELEXANT450c-ML-2103
PARAMETER SETTINGS
System
Information
General info about the unit name, commissioning date, firmware version, nVent contact
info per country and unit serial number.
Test program
Test program
YES:
The test program runs for
30
minutes, during which all parameters will be ignored to
check the heating cable and the connection on site. You can stop the test program
at any time.
NO:
Back to main menu settings
Reset
Confirm:
Activate the Quick install menu and return all settings to factory settings.
Quickstart process restarts automatically.
Cancel:
Back to main menu settings
Service
Access for nVent service team
Status
Info on current status of the control unit:
Sensor
1
: Open/short or temperature value
Sensor
2
: Open/short or temperature value
SET Point temperature : Value in °C
Duty cycle: Value will be displayed only in PASC mode
Operation mode: LINE / PASC (heating circuit
1
/ heating circuit
2
)
Key lock
The unit´s parameter input can be protected by a key lock
KeyLock
;
Access code:
3000
.
When key lock is “On”, the setup and timer menus’ are protected by password.
The unit can be unlocked by entering the pre-defined password (
3000
).
After
10
minutes of inactivity on screen or when Lock “on” key is pressed, the unit will
automatically lock itself.
To deactivate the Key lock function, enter code
3000
and activate “OFF”.
Key lock code cannot be changed.
Heating Cable & Pipe
Heating
zone
1
Example
Heating
zone
2
Example
Parameters
Note
Mode
ON
/ ON
AMBIENT Sensor: ON/OFF
LINE Sensor: ON/OFF
Default:---
Heating circuit
1
: ON ; OFF
Heating circuit
2
: ON ; OFF
Default: ---
Individual adjustments per heating zone.
Assign a sensor to each heating zone by
activating check mark.
AMBIENT: Ambient temperature
measurement by PASC – proportional
ambient temperature measurement. Energy
saving mode; recommended for multiple
pipe segments.
LINE: Pipe temperature measurement.
Set point
+
3
°C
/ +
3
°C
NTC Sensor:
Range:
0
°C to +
80
°C
PT
100
Sensor (with sensor
module SM-PT
100
-
2
)
Range:
0
°C to +
245
°C
Default: +
3
°C
The set temperature is the temperature to
ensure to protect the pipe from freezing or
to maintain a certain pipe temperature.
Select the temperature using the + / – keys
for each heating circuit zone individually.
