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  • RTD, TC, Ohm, or mV input
  • Extremely high measurement accuracy
  • HART 5 protocol
  • Galvanic isolation
  • For DIN form B sensor head mounting

Environmental Conditions
Operating Temperature -40°C to +85°C
Calibration Temperature 20°C to 28°C
Relative humidity < 98% RH (non-condensing)
Protection degree (enclosure/terminal) IP68 / IP00
Mechanical Specifications
Dimensions Ø 44 x 20.2 mm
Weight approx. 50 g
Wire size 1 x 1.5 mm2 / stranded wire
Screw terminal torque 0.4 Nm
Vibration IEC 60068-2-6
  2…25 Hz ±1.6 mm
  25…100 Hz ±4 g
Common Specifications
Supply voltage 8.0…30  VDC
Isolation voltage, test / working 1.5 kVAC / 50 VAC
Response time (programmable) 1…60 s
Warm-up time 30 s
Programming Loop Link & HART
Signal / noise ratio Min. 60 dB
Accuracy Better than 0.05% of selected range
Signal dynamics, input 22 bit
Signal dynamics, output 16 bit
Effect of supply voltage change < 0.005% of span / VDC
EMC immunity influence < ±0.1% of span
Extended EMC immunity: NAMUR NE21, A criterion, burst < ±1% of span
Input Specifications
Max. offset 50% of selected max. value
RTD type Pt100, Ni100, lin. R
Cable resistance per wire 5 Ω max. (up to 50 Ω per wire is
possible with reduced
measurement accuracy)
Sensor current Nom. 0.2 mA
Effect of sensor cable resistance < 0.002 Ω / Ω
Sensor error detection Yes
TC input types B, E, J, K, L, N, R, S, T, U, W3, W5
Cold junction compensation < ±1.0°C
Sensor error detection Yes
Sensor error current: when detecting / else Nom. 33μA / 0 μA
Voltage input measurement range -800…+800 mV
Min. measurement range (span) 2.5 mV
Input resistance 10 MΩ
Output Specifications
Signal range 4…20 mA
Min. signal range 16 mA
Load (@ current output) ≤ (Vsupply – 8) / 0.023 [Ω]
Load stability ≤ 0.01% of span / 100 Ω
Sensor error indication Programmable 3.5…23 mA
NAMUR NE43 Upscale/Downscale 23 mA / 3.5 mA
of span = of the presently selected range
Observed Authority Requirements
EMC 2014/30/EU
EAC TR-CU 020/2011
ATEX 2014/34/EU KEMA 03ATEX1537
IECEx KEM 10.0083X
FM FM17US0013X
CSA 1125003
EAC Ex TR-CU 012/2011 RU C-DK.GB08.V.00410
SIL Hardware assessed for use in
SIL applications
DNV-GL Marine Stand. f. Certific. No. 2.4