Summary of Contents for Alex-Tronix Filter Master Series
- Page 1 ® Alex-Tronix FILTER MASTER SERIES FM-4P Filter Backwash Controller IMPORTANT: Prior to use, please read manual in order to avoid system damage. REV. 021418...
- Page 2 Pressure Differential Gauge: Depending on the gauge type you have– Murphy Switch Gauge or the Alex-Tronix digital gauge, locate a mounting area, either on the filter manifold, or the FM-4P’s enclosure itself. You may require extra color coded (22-18 awg) wire to reach controller terminals.
- Page 3 AC Power Input SERIAL # FM-4P FILTER BACKWASH CONTROLLER 24VAC C.T. OR 12VDC GAUGE FILTER TANKS SENSOR FUSE 20mm Y O Y C M 1 2 3 4 B B W R B W R 1.6A S.B. GND. GREEN Transformers: 120VAC/C.T.
- Page 4 ALEX-TRONIX FILTERMASTER SERIES ENTER/ MANUAL START SELECT STATUS SENSOR/GAUGE TYPE DIFFERENTIAL SETTING SOLENOID TYPE PRE-DWELL TIME CYCLE COUNT BACKWASH TIME TANK SEQUENCE DWELL TIME TANK ASSIGN PERIODIC TIME PD DELAY TIME SERIAL # FM-4P FILTER BACKWASH CONTROLLER 24VAC C.T. OR 12VDC...
- Page 5 Y O Y C M 1 2 3 4 B B W R B W R 1.6A S.B. NOTE:DO NOT USE BOTH GAUGE TYPES AT THE SAME TIME. ALEX-TRONIX DIGITAL DIFFERENTIAL PRESSURE GAUGE FIG 3. GAUGE TYPE WIRING CONFIGURATION OPTIONS...
- Page 6 PRESSURE DIFFERENTIAL GAUGE/SENSOR: This unit can operate using two types of PD gauges -the traditional Murphy switch gauge, and the new Alex-Tronix digital sensor. For the Murphy gauge, connect the N.O. and C on the gauge to the FM-4P terminals both marked: “B” noted under ‘GAUGE’...
- Page 7 24VAC or 12VDC solenoids. For 12VDC power supply input whether from a genset or solar panel set up. SENSOR/GAUGE TYPE: To switch between the traditional Murphy switch gauge and the Alex-Tronix Sensor, select to either one, and press enter.
- Page 8 Suppliers and end users of this product agree to the following terms, conditions and limitations of warranty and liability coverage: Alex-Tronix warrants the F4P to be free from original defects for two years from the date of original sale. The manufacturer shall replace, free of charge any part found defective under normal use and service within the guarantee period, provided the product is installed, used, and maintained in accordance with any applicable instructions or limitations issued by Alex-Tronix.
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