pH transmitter without electrode, with dispay and electrically isolation

Measuring Range:                     0,00 ... 14,00 pH
Output Signal:                             4 ... 20 mA
Power Supply:                            12...30 V DC (bei Option 0-10V: 18-30 VDC)
Electrical Isolation:                    Input electrically isolated
Electrode Socket:                      BNC
Input Resistance:                       1012 Ohm
Temperature Compensation: -30 ... +150°
                                                        manually adjustable via buttons or 
                                                        automatically via external temperature probe
Display:                                         approx. 10mm high, 4-digit LCD display
Temperature Probe Socket:   2x banana socket Ø 4mm, for Pt1000 probe (2-wire)
Dimensions                                 82 x 80 x 55mm (W x H x D)