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VDH doc: 091146
Software: 091180 ALFA D1-DP
* Function.
The ALFA(NET) D1-DP is a digital alarm thermostat for wall mounting. The readout is in
tenth degrees Celsius and has large 26 mm displays. The unit has two LED indications with
10 mm LED's one for 'Alarm' (red) and one for 'ON' (green) indication.
The thermostat can be programmed with parameter 15 for cooling or heating.
The ALFANET D1-DP is provided with an RS 485 Network connection, so it can be read out
and adjusted on the Alfanet.
* Installation.
On the topside op the ALFA(NET) D1 DP is shown how the sensor, power supply and relay
are connected.
A few seconds after connecting the ALFA(NET) D1 DP to the power supply the green LED
'on' lit and the measured temperature appears in the display.
When the alarm relay is activated, the LED 'on' will light-up in the display.
User Manual
ALFA(NET) D1-DP 12Vdc
-10/+90
Cool / Heat Thermostat.
Version v1.0
File: Do091146.wpd
1
O
C (0,1)
Date: 16-12-2009
Range: -10/+90 C pro 0,1 C
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Summary of Contents for VDH ALFA D1-DP
- Page 1 VDH doc: 091146 Version v1.0 Date: 16-12-2009 Range: -10/+90 C pro 0,1 C Software: 091180 ALFA D1-DP File: Do091146.wpd * Function. The ALFA(NET) D1-DP is a digital alarm thermostat for wall mounting. The readout is in tenth degrees Celsius and has large 26 mm displays. The unit has two LED indications with 10 mm LED’s one for ‘Alarm’...
- Page 2 * Control. The ALFA(NET) D1-DP alarm thermostat can by controlled by four push buttons on the front; - view / change set point. - increase set point. DOWN - decrease set point. RESET ALARM - reset an alarm (Buzzer off). * Viewing set point.
- Page 3 * Setting internal parameters. Next to the adjustment of the set point, some other internal settings are possible, sensor- offset, relay function and alarm settings. By pushing the DOWN key more than 5 seconds, you enter the 'internal programming menu'. In the left display the upper and lower segments are blinking.
- Page 4 ALFA(NET) D1 DP e.g. 2.1 C to much, the Sensor Offset has to de decreased with 2.1 C. * Technical details. Type : ALFA D1-DP cool/heat thermostat ALFANET D1-DP cool/heat thermostat with network : -10/+90 C, readout per 0,1 C...
- Page 5 * Connections. Alfa D1-DP connections: Alfanet D1-DP connections:...
- Page 6 * Dimensions.
- Page 7 * Adresse. VDH Products BV Tel: +31 (0)50 - 30 28 900 Produktieweg 1 Fax: +31 (0)50 - 30 28 980 9301 ZR Roden Email: info@vdhproducts.nl The Netherlands Internet: www.vdhproducts.nl...
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