6311

6311

Description

pH & ORP analyzer,1/4 DIN panel mount IP-65 case. Features 4 fully programmable relays for pH or ORP and one for wash. RS-485 interface, password protected with individual ID's. 4-20 mA analog output is fully programmable, assignable & reversible. Tinned lead connectors. CE Approved .
  • Ph/ORP/temp. measurement & control
  • Display pH electrode efficiency
  • User selectable ATC element: 3k balco, 10k, and pt-1000
  • Reversible & isolated 4~20ma output
  • RS-485 output
  • Bumpless calibration
  • Graphic LCD dispaly,128 x 64with backlight
  • Membrane switch with audio feedback
  • Auto temp. compensation
  • High 50/60 hz noise rejection
  • Pipe/wall/panel mounting
  • 1/4 DIN watertight enclosure
  • One programmable relay for temp.
  • CE approved
  • Programmable linear/ ORP current output or programmable linear/ anti-logarithmic current output

Specifications

  •   Range Resolution Accuracy
    pH -2.00 to 16.00 0.01pH ± 0.1 % pH ± 1 LSD
    ORP(Absolute) -2500 to 2500mV 1mV ± 0.1 % mV
    ORP(Relative) -6499 to 6499mV 1mV ± 0.1 % mV
    Temp. -10.0 to 120 °C 0.1°C ± 0.3°C

  • pH

    • Temperature compensation range: -10.0 to 120.0 °C
    • Buffer recognition: 4.01,7, 10.01 / 4.00,6.86, 9.18
    • Buffer temperature range: 0 to 60.0 °C
    • Electrode slope compensation: ±30% of ideal slope
    • Electrode offset compensation: ±100 mV
    • Input impedance: Greater than 10 exp(13) ohms
    • Calibration auto end point sensing: Yes

    Output Relays

    • pH or ORP: 4programmable for pH or orp
    • Temperature: 1programmable, manual relay
    • Control type: On/off
    • Relay output (resistive load only): 5amps at 115 VAC 2.5 amps at 230 VAC
    • Relay set point hysteresis: User programmable

    Current Output

    • Type: Isolated 4 to 20 mA
    • Range: Selectable zero, & span
    • Accuracy: ±0.02mA
    • Isolated voltage: 500 VDC
    • Maximum load: 500 w

    General

    • ATC sensor: 3k balco, 10k, and pt-1000, selectable
    • Security protection: 4digit password
    • Keypad: Audio feedbackup
    • Communication: RS-485
    • Pre-amplifier voltage: ±5 VDC,20mA max output
    • Power source: 115/230 VAC, 50/60hz
    • Dimensions: 1/4 DIN, depth 148mm
    • Weight: 940 gm

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