Bộ điều khiển đo oxy hòa tan Alpha DO 2000 Eutech TSDOCTP2000W (01X275378)

Technical Specifications

• 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)

Package Includes