3675

3675

Description

1/4 DIN panel mount pH/ORP controller/transmitter with dual SPDT Hi/Lo relays, manual set points and calibration are via potentiometers. Features a 4-20 mA current output and has an external pH/ORP select switch. Display is a large LCD. Connectors are a BNC and spade lug screw type connector blocks. Meter requires a Pt-100 ATC or a simulation resistor for temperature. Power 115/230V AC.
  • Isolated 4 to 20 mA output
  • Dual on/off relays
  • Large LCD display
  • ATC
  • 115VAC /230VAC operations
  • Compact 1/4 DIN case
  • Low power solid state design
  • Front panel output current span adjustable control
  • Front panel acid/base influent select switch
  • Front panel high/low relay format select switch

Specifications

  •  RangeResolutionAccuracy
    pH0 to 14.000.01± 0.01
    ORP-1999 to 1999 mV1± 0.1%
  • Controller Input Range

    • Current output pH/ORP: 0.00~14.00ph / -1400 ~ 1400 mV
    • Current output pH/ORP: 0.00~14.00ph / -1999 ~ 1999 mV

    Outputs

    • Relays output (max.): 5amp. at 115VAC, 2.5 amp. at 230 VAC,resistive lo
    • Relay hysteresis pH/ORP: ±0.1ph/±10 mV
    • Isolated 4~20mA output range: Over imput span
    • Accuracy: 0.1 % of span
    • Isolation voltage: 500VDC max.
    • Load resistance: 500 ohm max.

    General

    • Input impedance: Greater than 10exp(12) ohms
    • Temperature compensation: Auto 0 to 100°C
    • Readout: 12.7 mm high LCD
    • Operating temperature: 0 to 40 °C
    • Power source: 115/230 VAC ±15%,50/60hz
    • Dimensions: 96mm x 96mm x 119.3mm
    • Weight: 0.77 kg

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