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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

A 611
A 612
A 613
A 614
A 615
A 616

A 620
A 621
A 622
A 623
A 624
A 625
A 626

A 630
A 631
A 632
A 633
A 634
A 635
A 636

A 640
A 641
A 642
A 643
A 644
A 645
A 646

A 650

A 651

Alarm setting hygrostat 1
 0 = No alarm
 1 = Absolute alarm
 2 = Relative alarm
Minimum alarm value
Maximum alarm value
Minimum alarm delay
Maximum alarm delay
Control off at minimum alarm
Control off at maximum alarm

Alarm setting hygrostat 2
Minimum alarm value
Maximum alarm value
Minimum alarm delay
Maximum alarm delay
Control off at minimum alarm
Control off at maximum alarm

Alarm setting hygrostat 3
Minimum alarm value
Maximum alarm value
Minimum alarm delay
Maximum alarm delay
Control off at minimum alarm
Control off at maximum alarm

Alarm setting hygrostat 4
Minimum alarm value
Maximum alarm value
Minimum alarm delay
Maximum alarm delay
Control off at minimum alarm
Control off at maximum alarm

Humidity control off if all
 control sensors at fault
Humidity control off at
 external alarm

0..2

-100..+100
0..+100
0..99
0..99
0..1
0..1

0..2
-100..+100
0..+100
0..99
0..99
0..1
0..1

0..2
-100..+100
0..+100
0..99
0..99
0..1
0..1

0..2
-100..+100
0..+100
0..99
0..99
0..1
0..1

0..1

0..1

-

% RH
% RH
minutes
minutes
-
-

-
% RH
% RH
minutes
minutes
-
-

-
% RH
% RH
minutes
minutes
-
-

-
% RH
% RH
minutes
minutes
-
-

0

0.0

+100.0

0
0
0
0

0

0.0

+100.0

0
0
0
0

0

0.0

+100.0

0
0
0
0

0

0.0

+100.0

0
0
0
0

0

0

Display and setpoint

A 710
A 711
A 712
A 713

A 720
A 721
A 722
A 723

Minimum setpoint hygrostat 1
Maximum setpoint hygrostat 1
Read-out per 0,1% RH
Offset night mode hygrostat 1

Minimum setpoint hygrostat 2
Maximum setpoint hygrostat 2
Read-out per 0,1% RH
Offset night mode hygrostat 2

0..+100
0..+100
0..1
-15..+15

0..+100
0..+100
0..1
-15..+15

% RH
% RH
-
% RH

% RH
% RH
-
% RH

0.0

+100.0

0

0.0

0.0

+100.0

0

0.0

A 730
A 731
A 732
A 733

A 740
A 741
A 742
A 743

Minimum setpoint hygrostat 3
Maximum setpoint hygrostat 3
Read-out per 0,1% RH
Offset night mode hygrostat 3

Minimum setpoint hygrostat 4
Maximum setpoint hygrostat 4
Read-out per 0,1% RH
Offset night mode hygrostat 4

0..+100
0..+100
0..1
-15..+15

0..+100
0..+100
0..1
-15..+15

% RH
% RH
-
% RH

% RH
% RH
-
% RH

0.0

+100.0

0

0.0

0.0

+100.0

0

0.0

Summary of Contents for MC 795D

Page 1: ...t Doc nr 053682 Type MANUAL Number of pages 16 Version V1 1 File Do053621 wpd Software MC795D Version V1 03 By HN Date 08 02 2007 VDH Products BV Roden Holland Signed File Doc 05 MC 795D Operating Man...

Page 2: ...liability for eventual mistakes or errors and has the right to change this document without notice Table of contents 1 Technical specifications 3 2 Functional specifications 4 3 Control of the thermo...

Page 3: ...230 Vac 50 60 Hz 10 5 Used power 9 VA Store temperature 20 60 C Operation temperature 20 50 C Operating rel humidity 10 90 RH not condensing Accuracy 0 5 of the range Front Display 4 number digital di...

Page 4: ...ve 2 Functional specifications To the MC 795D hygrostat a maximum of four humidty sensors can be connected These sensors can be used as control sensor info sensor or alarm sensor A maximum for four di...

Page 5: ...ty of sensor 1 is shown and that the sensor is switched on Sensors that are switched on are used for the control switched off sensors not If more sensors for a hygrostat are switched on the control is...

Page 6: ...e Parameter table Number Description Range Value Default Function of the hygrostat P 01 Function hygrostat 0 1 setp 1 relay D 1 1 setp 2 relay D21 2 2 setp 2 relay D22 3 1 setp 3 relay D31 4 3 setp 3...

Page 7: ...P 53 P 55 Minimum setpoint value Maximum setpoint value Read out per 0 1 RH Offset night shift 0 0 100 0 0 0 100 0 0 no 1 yes 15 15 RH RH RH 0 0 100 0 0 0 0 Setting analog outputs P 61 P 62 P 63 P 64...

Page 8: ...difying differential dehumidifying and switches off if the humidity is below setpoint offset dehumidifying The heating switches on if the humidity is lower than the setpoint offset humdifying differen...

Page 9: ...the Internal Parameters the control will stop or continue An alarm can be caused by Humidity alarm rLO Minimum alarm humidity rHI Maximum alarm humidity External alarm FE External alarm Sensor failure...

Page 10: ...NO and 1 YES Parameter table Number Description Range Value Default General A 001 A 002 A 003 A 004 Advanced programming active Software version number Serial number Production date 0 1 year wk 0 Numb...

Page 11: ...grostat 2 4 10 hygrostat 3 4 11 hygrostat 1 2 3 12 hygrostat 1 2 4 13 hygrostat 1 3 4 14 hygrostat 2 3 4 15 hygrostat 1 2 3 4 Relay 3 Relay 4 Relay 5 0 15 0 15 0 15 0 15 1 1 1 1 Function of hygrostats...

Page 12: ...um alarm Control off at maximum alarm Humidity control off if all control sensors at fault Humidity control off at external alarm 0 2 100 100 0 100 0 99 0 99 0 1 0 1 0 2 100 100 0 100 0 99 0 99 0 1 0...

Page 13: ...onal band Offset proportional band Integral value 999 P Differential value 0 19 100 100 100 100 0 1 15 15 15 1 999 0 999 minutes minutes 0 0 0 100 0 1 0 0 0 999 0 Analog output 2 A 820 A 821 A 822 A 8...

Page 14: ...Operation Manual Document nr 053682 Version V1 1 MC 795D Client General Page 14 of 16 9 Front views Front view MC 795D wall mount drawing 981714 Front view MC 795D panel mount drawing 981700...

Page 15: ...Operation Manual Document nr 053682 Version V1 1 MC 795D Client General Page 15 of 16 10 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: ...Operation Manual Document nr 053682 Version V1 1 MC 795D Client General Page 17 of 16 11 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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