VDH MC 785 KLIMA - Programming Internal Settings; Parameter Configuration Guide

User manual Document Nr. : 080631 Version : V1.0
MC 785 KLIMA 0-100C Client : General Page : 7 of 16
4. Programming internal settings
By pressing the PRG and RESET ALARM key at the same time for more than 5 seconds, the Internal
Parameter menu is entered. In the display appears a P with a number behind it. With the UP or
DOWN key the required parameter is selected.
If the required parameter is reached, can by pushing the PRG key, the value of the parameter be
watched. By simultaneously pressing the PRG with the UP or DOWN key, the value can be adjusted.
After releasing the keys, the parameter number appears again in the display.
If during 30 seconds no key is touched, the display turn back to the normal operation mode.
Parameter table.
Number Description Range Unit Default
P 01
P 02
P 03
P 04
P 05
P 06
P 07
P 08
Differential cooling
Offset cooling
Differential heating
Offset heating
Diff. dehumidifying
Offset dehumidifying
Diff. humidifying
Offset humidifying
0.1..15
-15..+15
0.1..15
-15..+15
0.1..15
-15..+15
0.1..15
-15..+15
°C
°C
°C
°C
% RH
% RH
% RH
% RH
0.5
0.0
0.5
0.0
1.0
0.0
1.0
0.0
P 10
P 11
Offset temp. sensor
Offset RH sensor
-10/+10
-15/+15
°C
% RH
0.0
0.0
P 20
P 21
P 22
Function extra relay
0 = fail safe alarm
1 = control alarm
2 = cooling
3 = heating
4 = dehumidifying
5 = humidifying
6 = fail safe alarm not
resettable
7 = control alarm not
resettable
8 = extra relay; On when
controller is on and off
when controller is off
Diff. extra relay
Offset extra relay
0..8
0.1..15
-15..+15
-
-
-
0
0.5
0.0