Thermo-products USDT2004 Bedienungsanleitung

USDT 2004 Installation and User’s Guide Introduction General Information 2 Installation 3 Collector Sensor 3

10 max=2 Pump runs again below this set point (T3) Energy calculation mode (PROGRAM 1): USDT 2004 computes the energy production as a functi

11 START Starts pump at pre-set insolation (solar radiation intensity) ALARM Enables/Disables protection functions BTU Energy calculation

12 circulation pump runs when the collector temperature is below a programmable minimum temperature, shown by = symbol. The pump stops as soon as

13 2 OPEN Disconnection in sensor 2 wiring OK System operates normal NO CIRC r T is more than 108 oF in last 30 minutes OK CIRC Pump is

14 T roubleshooting In general, all of the settings in the menus Par and Men and the terminal should first be checked if there is a malfunction.

2Introduction Note: The information supplied in this manual is for guidance only - no part of this may be used for any agreement, whether express

3 INSTALLATION Note: This installation procedure is for guidance only, and the installer should verify its suitability. Make sure that the sola

4strap the sensor to the collector outlet pipe or the absorber (flat plate collectors) that projects from the collector housing. Ideally, house t

5 Undo the screw at the top of the housing. The control electronics are mounted on the enclosure cover. The controller enclosure can be screwed

6 ower Connections: A small blade screwdriver may be used to fasten miniaturized terminal block screws while the corresponding wire is inserted.

7 Use selection keys ïð during normal system operation to display the desired parameter: T1 xxx Collector temperature in oF T2 xxx Tank tem

8 RUV X.X – This display shows the software revision number. NR O – This is PROGRAM 0 which indicates simple operation of unit as a Universa

9symbol while the pump is running. User can switch to manual mode by pressing ò key. By pressing ð key while centerline blinks, a hand symbol G in