Máy kiểm soát đo và điều chỉnh pH Hanna HI 8710

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Máy kiểm soát đo và điều chỉnh pH Hanna HI 8710

HI 8710 Panel Mounted pH Analog Controller

Hãng sản xuất: HANNA

Xuất xứ: Romania

Model: HI 8710

Panel Mounted pH Analog Controller with Self-diagnostic test, range:  0.00 to 14.00 pH

Giá: Liên hệ 0977.459.400

 

pH Analog Controller with Self-diagnostic test



The HI 8710 is a panel mounted pH Controller with self diagnostic and test. The user can set: the setpoint for acid or alkaline dosage, the tolerance of the setpoint before an alarm is activated, the dosage mode: automatic, continuous in or OFF and the over dosage control by setting the overtime dosage knob.

Key features
  • Backlit LCD
  • Operational mode LED indicators
  • Transparent splash-proof cover
  • Fail Safe Function - the alarm relay is activated at power down

  • Main benefits
  • Extended temperature compensation rangeL -20 to 100 °C
  • Supports potential matching pin connection
  • Auto-diagnostic tests for pH electrode and instrument status

  • Supplied with
  • Mounting brackets
  • Instructions
  •  

    Range pH -2.00 to 16.00 pH
    Resolution   0.01 pH
    Accuracy   ±0.02 pH (0 to 100°C)
    ±0.05 pH (-20 to 0°C)
    ±0.5% (input transmitter)
    Input   High impedance 10 12 Ohm; Reference and Matching pin inputs are available; 4-20 mA
    Power Output   ±5 Vcc; 150 mA max load for amplified electrodes
    Calibration   Offset: ±2 pH with OFFSET trimmer;
    Slope: 80 to 110% with SLOPE trimmer
    Temperature Compensation   fixed or automatic with Pt100, from -20 to 100°C (-4 to 212°F)
    Recorder Output   0-20 mA or 4-20 mA (isolated)
    Setpoint Relay   1, isolated, 2 A, Max 240 V, resistive load, 1000000 strokes (not fuse protected)
    Setpoint Range   -2.00 to 16.00 pH
    Alarm Relay   1, isolated, 2 A, Max 240 V, resistive load, 1000000 strokes (not fuse protected)
    Alarm Range   0.2 to 3.00 pH
    Consent Relay   1, isolated, 2 A, Max 240 V, resistive load, 1000000 strokes (not fuse protected)
    Dosing Control   OFF/AUTO/ON with selection switch
    Over Dosing Control   Adjustable, from 5 min to 60 min with knob or Disable by wire strap - on rear panel
    Backlight   Continuous ON
    Power Supply   115 or 230 Vac; 50/60 Hz
    Enclosure   Black anodized aluminum body; front and back with ABS;
    transparent splash-proof front cover
    Environment   -10 to 50°C (14 to 122°F); RH max 95% non-condensing
    Panel Cutout   141 x 69 mm (5.6 x 2.7")
    Weight   1 kg (2.2 lb.)