PR Electronics 2-wire transmitter with HART protocol PR 5337A

2026-03-25

PR5337A Two-wire transmitter with HART protocol

Common specifications

Supply

Supply voltage 8.0…35 VDC

Isolation voltage

Isolation voltage, test / working 1.5 kVAC / 50 VAC

Response time

Response time (programmable) 1…60 s
Voltage drop 8.0 VDC
Signal / noise ratio > 60 dB
Programming HART & PR 5909 Loop Link communications interface
Accuracy Better than 0.05% of selected range
Signal dynamics, input 22 bit
Signal dynamics, output 16 bit
EMC immunity influence < ±0.1% of span
Extended EMC immunity: NAMUR NE21, A criterion, burst < ±1% of span

Input specifications

Common input specifications

Max. offset 50% of selected max. value

RTD input

RTD type Pt50/100/200/500/1000; Ni50/100/120/1000
Cable resistance per wire 5 Ω (up to 50 Ω per wire is possible with reduced measurement accuracy)
Sensor current Nom. 0.2 mA

TC input

Thermocouple type B, E, J, K, L, N, R, S, T, U, W3, W5, LR
Cold junction compensation (CJC) Constant, internal or external via a Pt100 or Ni100 sensor

Voltage input

Measurement range -800…+800 mV
Min. measurement range (span) 2.5 mV
Input resistance 10 MΩ

Output specifications

Current output

Signal range 4…20 mA
Min. signal range 16 mA
Load (@ current output) ≤ (Vsupply – 8) / 0.023 [Ω]
Sensor error indication Programmable 3.5…23 mA
NAMUR NE43 Upscale/Downscale 23 mA / 3.5 mA

Common output specifications

Updating time 440 ms
HART protocol revisions HART 7 and HART 5

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