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VDH MC 795D Operating Manual

Wall and panel mounting
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Description:
MC 795D Hygrostat
Type:
MANUAL
File:
Do053621.wpd
Software:
MC795D Version: V1.03
VDH Products BV - Roden - Holland
MC 795D
Operating Manual
wall and panel mounting
Number of pages: 16
By:
Signed:
Doc.nr.:
Version:
HN
Date:
08-02-2007
File:
053682
V1.1
Doc'05

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Summary of Contents for VDH MC 795D

  • Page 1 MC 795D Operating Manual wall and panel mounting Description: MC 795D Hygrostat Doc.nr.: 053682 Type: MANUAL Number of pages: 16 Version: V1.1 File: Do053621.wpd Date: 08-02-2007 Software: MC795D Version: V1.03 VDH Products BV - Roden - Holland Signed: File: Doc'05...

  • Page 2: Table Of Contents

    Dimensions..............16 The information contained in this document is assumed to be accurate. However VDH Products BV accepts...

  • Page 3: Technical Specifications

    Version : V1.1 MC 795D Client : General Page : 3 of 16 Technical specifications. General Type : MC 795D Wall mounting: Housing : Grey plastic Material : Polystyrol 454h KG 2 natur BASF Dimensions : 213 x 180 x 85mm (whd)

  • Page 4: Functional Specifications

    The MC 795D has two analog outputs with a range of 0/+10Vdc. The function of these outputs can be programmed as measuring signal, setpoint signal or a P(I) control for dehumidifying or humidifying.

  • Page 5: Control Of The Thermostat

    Normally the displays show the measured humidity and the selected setpoint. Switching the thermostat on and off. With the ON/OFF key the MC 795D can be switched on and off. Is the hygrostat switched off, all displays are off. No control function is active.

  • Page 6: Programming Internal Settings

    Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 6 of 16 Programming internal settings. By pressing the RESET ALARM and SENS key simultaneously for more than 5 seconds, the Internal Parameter menu is entered. The humidity display shows a P with a number. With the UP and DOWN key the desired parameter can be selected.
  • Page 7 Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 7 of 16 Number Description Range Value Default Setting of the alarm P 41 Type humidity alarm 0..2 0 = No alarm 1 = Absolute alarm...

  • Page 8: Operation Relay Outputs

    Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 8 of 16 Operation relay outputs. Function selection of the hygrostat. With parameter P 01 the function of the hygrostat is selected. 0 (D) = 1-stage hygrostat with one setpoint and one relay output.

  • Page 9: Sensor Calibration

    Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 9 of 16 Sensor calibration. With the parameters P15 to P18 the humidity sensors can be calibrated. Indicates humidity sensor 1 e.g. 2% Rh too much, the offset (P 15) should be set at -2% RH.

  • Page 10: Advanced Programming

    Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 10 of 16 Advanced Programming. By pressing the SETP. and SENS key simultaneously for more than 5 seconds, the Advanced Parameter menu is entered. The humidity display shows an A with a number. With the UP and DOWN key the desired parameter can be selected.
  • Page 11 Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 11 of 16 Number Description Range Value Default Sensor offset A 210 Offset humidity sensor 1 -10..+10 % RH A 220 Offset humidity sensor 2 -10..+10...
  • Page 12 Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 12 of 16 Number Description Range Value Default Setting of the alarms A 610 Alarm setting hygrostat 1 0..2 0 = No alarm 1 = Absolute alarm...
  • Page 13 Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 13 of 16 Number Description Range Value Default Analog output 1 A 810 Function analog output 1 0..19 0 = Control temp. hygrostat 1 1 = Control temp.

  • Page 14: Front Views

    Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 14 of 16 Front views. Front view MC 795D wall mount drawing 981714 Front view MC 795D panel mount drawing 981700...

  • Page 15: Connection Diagrams

    Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 15 of 16 Connection diagrams. Connection diagram MC 795D wall mount drawing 981715...
  • Page 16 Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 16 of 16 Connection diagram MC 795D panel mount drawing 981702...

  • Page 17: Dimensions

    Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 17 of 16 Dimensions. Dimensions wall mount drawing 940024...
  • Page 18 Operation Manual Document nr. : 053682 Version : V1.1 MC 795D Client : General Page : 18 of 16 Dimensions Panel mount drawing 961271 -.-.-.-.-.-.-.-.-.

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