Pump Engineering DSA Twin Pump Controller
1 A compact, self-contained microprocessor panel with plug-in connections.
2 Automatic pump changeover with alternate starting sequence.
3 Auto/off/manual facility for each pump.
4 Bulk tank level controls with low/low pump protection, giving local LED and sounder indication and a remote alarm signal.
5 Day tank level controls with high and low level alarms, giving local LED and sounder indication and a remote alarm signal.
6 Building Management Interface (BMS) including fire cut off.
7 Standard voltage 240/1/50 (415/3/50, 110/1/50, 24/1/50, 12/1/50 also available).
8 Mounted in an epoxy-coated steel enclosure 400mm x 500mm x 150mm.
9 Standard BMS outputs, “commoned” to two relays are:
Relay 3 Relay 4
Bulk low low Bulk low
Day high high Day low low
Fire Pump 1 tripped
Pump 2 tripped
Bund leak / full
Emergency stop active
In manual, both pumps off will sound local panel alarm only (maintenance).
Optional extras (examples – if others required please ask)
Extra volt-free contacts for external equipment
Internal RCDs interlocked with pump changeover and an alarm in the event of a pump failure
For critical systems, a remote dialler can be fitted which can send a text message to your mobile phone*
Run time counter
Door Mount Ammeter
We can also fit an additional interface board with the following functions:
1 Day tank High High
2 Day tank Low Low
3 Bulk tank Low
4 Bulk tank Low Low
5 Pump 2 Fail (Overload or input from external flow switch)
6 Emergency Stop
7 Bund Alarm
8 Fire Cut-off
9 Pump 1 Fail (Overload or input from external flow switch)
10 Flow switch
11) Pump 1 run
12) Pump 2 run
Please do specify outputs required when ordering as we will need to fit a separate relay with volt-free contacts for each output required.
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