PR electronics 6331A 2-wire programmable transmitter
Description
PR electronics 6331A 2-wire programmable transmitter
	RTD, TC, Ohm, or mV input
	Extremely high measurement accuracy
	Galvanic isolation
	Programmable sensor error value
	1- or 2-channel version
	
	
		Application
	
		PR electronics 6331A 2-wire programmable transmitter
	
		Linearized temperature measurement with Pt100...Pt1000, Ni100...Ni1000, or TC sensor.
	
		Conversion of linear resistance variation to a standard analog current signal, for instance from valves or Ohmic level sensors.
	
		Amplification of a bipolar mV signal to a standard 4...20 mA current signal.
	
		Technical characteristics
	
		Within a few seconds the user can program PR6331A to measure temperatures within all ranges defined by the norms.
	
		The RTD and resistance inputs have cable compensation for 2-, 3- and 4-wire connection.
	
		A limit can be programmed on the output signal.
	
		Continuous check of vital stored data for safety reasons.
	
		Mounting / installation
	
		Mounted vertically or horizontally on a DIN rail. Using the 2-channel version, up to 84 channels can be mounted per meter.
 
	Environmental Conditions
	PR electronics 6331A 2-wire programmable transmitter
	Operating temperature -40°C to +85°C
	Storage temperature -40°C to +85°C
	Calibration temperature 20...28°C
	Relative humidity < 95% RH (non-cond.)
	Protection degree IP20
	Mechanical specifications
	Dimensions (HxWxD) 109 x 23.5 x 104 mm
	Weight (1 / 2 channels) 145 / 185 g
	DIN rail type DIN EN 60715/35 mm
	Wire size 0.13...2.08 mm2 AWG 26...14 stranded wire
	Screw terminal torque 0.5 Nm
	Common specifications
	PR electronics 6331A 2-wire programmable transmitter
	Supply
	Supply voltage 7.2...35 VDC
	Power dissipation, per channel 0.17...0.8 W
	Isolation voltage
	Isolation voltage, test / working 1.5 kVAC / 50 VAC
	Response time
	Response time (programmable) 1...60 s
	Voltage drop 7.2 VDC
	Warm-up time 5 min.
	Programming Loop Link
	Signal / noise ratio Min. 60 dB
	Accuracy Better than 0.05% of selected range
	EEprom error check < 3.5 s
	Signal dynamics, input 20 bit
	Signal dynamics, output 16 bit
	Effect of supply voltage change < 0.005% of span / VDC
	EMC immunity influence < ±0.5% of span
	Extended EMC immunity: NAMUR NE21, A criterion, burst < ±1% of span
	Input specifications
	PR electronics 2-wire programmable transmitter  6331A
	Common input specifications
	Max. offset 50% of selected max. value
	RTD input
	RTD type Pt100, Ni100, lin. R
	Cable resistance per wire (max.) 5 Ω
	Sensor current Nom. 0.2 mA
	Effect of sensor cable resistance (3-/4-wire) < 0.002 Ω / Ω
	Sensor error detection Yes
	TC input
	Thermocouple type B, E, J, K, L, N, R, S, T, U, W3, W5, LR
	Cold junction compensation (CJC) < ±1.0°C
	Sensor error detection Yes
	Sensor error current: When detecting / else Nom. 33 μA / 0 μA
	Linear resistance input
	Linear resistance min....max. 0 Ω...5000 Ω
	Voltage input
	Measurement range -12...800 mV
	Min. measurement range (span) 5 mV
	Input resistance 10 MΩ
	
	
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