Dimensions ............. 15 The information contained in this document is assumed to be accurate. However, VDH Products BV does not accept any liability for eventual mistakes or errors, and retains the right to adapt or change this document without notice.
User manual Document Nr. : 080631 Version : V1.0 MC 785 KLIMA 0-100C Client : General Page : 3 of 16 Technical specifications General Type : MC 785 KLIMA Wall mount version: Housing : Grey plastic Material : Polystyrol 454h KG 2 natur BASF...
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User manual Document Nr. : 080631 Version : V1.0 MC 785 KLIMA 0-100C Client : General Page : 4 of 16 In- and Outputs Sensors : Temperature sensor (Pt-100, 3-wire to DIN/IEC 751) RH sensor (0/+1 Vdc = 0/+100% RH)
Further more the controller has an alarm relay, which is activated when the alarm levels are exceeded or a sensor is broken. The MC 785 KLIMA has two analog outputs with a range of 0/+10Vdc, these are controlled by three controllers.
Changing of the set point again with the UP or DOWN keys and acknowledged with the SET key. In the same way the day set point can be watched or changed if the MC 785 KLIMA is in the night mode.
User manual Document Nr. : 080631 Version : V1.0 MC 785 KLIMA 0-100C Client : General Page : 7 of 16 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.
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User manual Document Nr. : 080631 Version : V1.0 MC 785 KLIMA 0-100C Client : General Page : 8 of 16 Number Description Range Unit Default P 30 Minimum setting 0..+100 °C temperature set point P 31 Maximum setting 0..+100 °C...
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User manual Document Nr. : 080631 Version : V1.0 MC 785 KLIMA 0-100C Client : General Page : 9 of 16 Number Description Range Unit Default P 60 Function control-1=out1 0..7 0 = Measured temp. 1 = Measured RH 2 = Temperature setp.
User manual Document Nr. : 080631 Version : V1.0 MC 785 KLIMA 0-100C Client : General Page : 10 of 16 Operation relay outputs Operation of the cooling and heating. The cooling (RY5) switches if the temperature is higher than set point + offset cooling + differential cooling and switches off if the temperature is lower than set point + offset cooling.
User manual Document Nr. : 080631 Version : V1.0 MC 785 KLIMA 0-100C Client : General Page : 11 of 16 Sensor calibration With parameters P10 and P11 can the temperature and RH sensor be calibrated. Indicates the temperature sensor e.g. 0,2C too much, the offset (P 10) should be set at -0,2C.
User manual Document Nr. : 080631 Version : V1.0 MC 785 KLIMA 0-100C Client : General Page : 12 of 16 Front Front view MC 785 - KLIMA wall-mounting drawing 960581 Front view MC785-KLIMA panel mounting drawing 961365...
User manual Document Nr. : 080631 Version : V1.0 MC 785 KLIMA 0-100C Client : General Page : 13 of 16 Connection diagrams Connections MC 785 - KLIMA wall-mounting drawing 021743 Several RH-sensors can be connected: RH95-2, LC95-2 or RH970 humidity sensors...
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User manual Document Nr. : 080631 Version : V1.0 MC 785 KLIMA 0-100C Client : General Page : 14 of 16 Connections MC785-KLIMA panel-mounting drawing 021742...
User manual Document Nr. : 080631 Version : V1.0 MC 785 KLIMA 0-100C Client : General Page : 15 of 16 10. Dimensions Dimensions MC785-KLIMA wall-mounting drawing 940024...
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User manual Document Nr. : 080631 Version : V1.0 MC 785 KLIMA 0-100C Client : General Page : 16 of 16 Dimensions MC785-KLIMA panel-mounting drawing 961271 -.-.-.-.-.-.-.-.-.-...