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* Parameter ALFA 31 DP.

PARA-
METER

DESCRIPTION PARAMETER

RANGE

DEFAULT
VALUE

01
02
03
04

10

11

15

16
17
18

19
20

Switching differential
Minimum setpoint
Maximum setpoint
Offset temperature sensor

Startup delay after power
 failure
Relay on at sensor failure

Function cooling or heating

Switch on delay relay    1)
Switch off delay relay   1)
Parameter 16/17 in seconds

Minimum on-time relay
Minimum off-time relay

0,1..10°C
-10..+40°C
-10..+40°C
-10..+10°C

0..99 Min.

0 = No
1 = Yes
0 = Cool
1 = Heat
0..99
0..99
0 = Sec.
1 = Min.
0..99 Min.
0..99 Min.

1.0

-10.0
+40.0

0

0

0

0

0
0
0

0
0

1) On active delay led ‘on’ blinks.

* Address

VDH Products BV

Tel:

+31 (0)50 30 28 900

Produktieweg 1

Fax:

+31 (0)50 30 28 980

9301 ZS Roden

Email:

[email protected]

The Netherlands

Internet:

www.vdhproducts.nl

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