- Dissolved Oxygen
- Range: 0.00 to 25.00 mg/L or ppm; 0.0 to 300.0 %
- Resolution: 0.01 mg/L or ppm; 0.1 %
- Accuracy: ±1.5 % of full scale reading
- Temperature
- Range: -10.0 to 125.0 ºC / 14.0 to 157.0 ºF
- Resolution: 0.1 ºC / 0.1 ºF
- Accuracy: ±0.5 ºC / ±0.9 ºF
- Sensor: Pt100/Pt1000; 2 or 3 wire
- Compensation:
- Temperature Compensation: Auto/manual
- Salinity Compensation: 0.0 to 50.0 ppt (manual setting and automatic correction)
- Pressure Compensation: 0.740 to 3.000 bar ; 555 to 2250 mmHg ;
- 10.73 to 43.51 psi (manual setting and automatic correction)
- Set Point And Controller Functions
- Set Point 1 (SP1) /set Point 2 (SP2): 0.00 to 25.00 mg/L or ppm; 0.0 to 300.0 %
- Switching DO Hysteresis: ±1.0 pH
- Function (Switchable): P/PI control (pulse length/pulse frequency/proportional integral);
- limit control; off
- Adjustable Period With Pulse Length Controller: 0.5 to 20 sec
- Adjustable Period With Pulse Frequency Controller: 60 to 120 pulse/min
- Integral Action Time (IAT): 0.0 to 999.9 min
- Pickup/Dropout Delay: 0 to 2000 sec
- Wash Cycle: 0.1 to 200.0 hr
- Wash Duration: 1 to 2000 sec
- Contact Outputs: 1 SPDT, 3 SPST relays
- Switching Voltage/ Current/Power:
- 1/8 HP: at 125 VAC / max. 0.74 A / max. 93 VA
- 1/8 HP: at 250 VAC / max. 0.37 A / max. 93 VA
- Alarm Functions
- Function (Switchable): Steady or fleet (pulse)
- Pickup Delay: 0 to 2000 sec
- Switching Voltage/ Current/Power:
- 1/8 HP: at 125 VAC / max. 0.74 A / max. 93 VA
- 1/8 HP: at 250 VAC / max. 0.37 A / max. 93 VA
- Electrical Data And Connections
- Transmitter Function: Two 0/4 to 20 mA outputs for Dissolved Oxygen values and temperature, galvanically isolated
- CU 22 Function: 22 mA current output
- Isolated Output Voltage: 12 V ±0.5 V (max. 50 mA)
- Hold Function Switch: To freeze output current and deactivate control relays
- Load: Max. 600 Ohm
- DO Input: 2-pin terminal
- Connection Terminal: 5-pin, 8-pin, 9-pin & 13-pin terminal, detachable blocks
- Display
- LCD: UV coat, backlit 14 segments display with symbols for status information
- Backlight: On/off selectable with four level of brightness control
- Power Supply
- Input: 80 to 250 VAC/DC ; 50/60 Hz ; 10 VA
- Main Fuse: 315 mA, anti surge, 250 V
- Operating Temperature Range: 0 ºC to 50 ºC
- Max. Relative Humidity: 80 % up to 31 ºC decreasing linearly to 50 % at 40 ºC
- Weight: 745 g (unit) / 1100 g (packed)
- Ingress Protection: IP66 (NEMA 4X)
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