Martens UNICON-pH - P H And Orp Converter

Power supply
Supply voltage : 14..30 V DC, 2-wire
Operating
temperature : 0..55 °C
CE- conformity : EN 61326-1:2013
Input
pH/ORP
Output signal : 4..20 mA
Burden : RA[Ω]≤ (UB-14 V) ÷ 0,02 A
Measuring range : -1.00..+15.00 pH or -1500..+1500 mV
Ri : >1012 Ω
Input current : <10-12 A
Accuracy : 0.2 % measuring value, ±2 Digit
Electrode zero point : 7.00 pH
Slope : 30..80 mV/pH
ORP setup : ± 200 mV
Calibration mode : - 1- or 2-point-calibration
 buffer selection possible :
-Schott
- WTW
-Ingold (Mettler Toledo)
-Buffer acc. to DIN 19266
- or manual buffer input
- Data entering for zero point and slope
- ORP setup
Temperature
Output signal : 4..20 mA
Burden : RA[Ω]≤ (UB-14 V) ÷ 0,02 A
Temperature sensor : Pt100 or Pt1000,
(2-wire)
Unit : programmable °C, °F
Measuring range : -40.0..+160.0 °C (-40.0..+320.0 °F)
Accuracy : ± 0.1 %, ±1Digit
Glass impedance : 0..1 GΩ (temperature compensated)