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> PR electronics
PR electronics 3331 Temperature converter
- Product Model：PR electronics 3331
- Country of origin：Denamrk
- Delivery time：2 weeks
- Weight：10g
- Product Description: The PR transmitter is 100% brand new and origin in Denmark. We also have the competitive price and short delivery time. Welcome to compare the price.
Product introduction
PR electronics 3331 Temperature converter loop-powered isolated
Description
PR electronics 3331 Temperature converter loop-powered isolated
Description
PR electronics 3331 Temperature converter loop-powered isolated
Excellent accuracy, better than 0.05% of span
Slimline housing of 6 mm
Excellent EMC performance and 50/60 Hz noise suppression
Selectable < 30 ms / 300 ms response time
Pre-calibrated temperature ranges selectable via DIP-switches
Application
PR electronics 3331 Temperature converter loop-powered isolated
The 3331 temperature converter measures a standard Pt100, TC J and K temperature sensor, and provides an isolated passive analog current output signal.
High 2 port isolation provides surge suppression and protects the control system from transients and noise.
The 3331 can be mounted in the safe area or in Zone 2 / Division 2 areas.
Approved for marine applications.
Technical characteristics
PR electronics 3331 Temperature converter loop-powered isolated
Flexibly loop powered by 5.5...35 VDC via connectors.
< 30 ms fast response time with simultaneous sensor error detection when selected.
Selectable 300 ms response time when signal dampening is needed.
Selectable internal/external CJC.
Excellent conversion accuracy in all available ranges, better than 0.05% of span.
Meeting the NAMUR NE21 recommendations, the 3331 provides top measurement performance in harsh EMC environments.
The device meets the NAMUR NE43 standard defining out of range and sensor error output values.
All terminals are protected against overvoltage and polarity error.
High galvanic isolation of 2.5 kVAC.
Excellent signalT67M.gif)
ise ratio of > 60 dB.
Mounting / installation / programming
PR electronics 3331 Temperature converter loop-powered isolated
Selectable DIP-settings for easy configuration of more than 1000 factory calibrated measurement ranges.
The narrow 6 mm housing allows up to 165 units to be mounted per meter of DIN rail, without any air gap between units.
Wide ambient temperature range of -25...+70°C.
PR electronics 3331 Temperature converter loop-powered isolated
The 3331 temperature converter measures a standard Pt100, TC J and K temperature sensor, and provides an isolated passive analog current output signal.
High 2 port isolation provides surge suppression and protects the control system from transients and noise.
The 3331 can be mounted in the safe area or in Zone 2 / Division 2 areas.
Approved for marine applications.
Technical characteristics
PR electronics 3331 Temperature converter loop-powered isolated
Flexibly loop powered by 5.5...35 VDC via connectors.
< 30 ms fast response time with simultaneous sensor error detection when selected.
Selectable 300 ms response time when signal dampening is needed.
Selectable internal/external CJC.
Excellent conversion accuracy in all available ranges, better than 0.05% of span.
Meeting the NAMUR NE21 recommendations, the 3331 provides top measurement performance in harsh EMC environments.
The device meets the NAMUR NE43 standard defining out of range and sensor error output values.
All terminals are protected against overvoltage and polarity error.
High galvanic isolation of 2.5 kVAC.
Excellent signal
ise ratio of > 60 dB.Mounting / installation / programming
PR electronics 3331 Temperature converter loop-powered isolated
Selectable DIP-settings for easy configuration of more than 1000 factory calibrated measurement ranges.
The narrow 6 mm housing allows up to 165 units to be mounted per meter of DIN rail, without any air gap between units.
Wide ambient temperature range of -25...+70°C.
Environmental Conditions
PR electronics 3331 Temperature converter loop-powered isolated
Operating temperature -25°C to +70°C
Storage temperature -40°C to +85°C
Calibration temperature 20...28°C
Relative humidity < 95% RH (non-cond.)
Protection degree IP20
Installation in Pollution degree 2 & measurement / overvoltage cat. II
Mechanical specifications
PR electronics 3331 Temperature converter loop-powered isolated
Dimensions (HxWxD) 113 x 6.1 x 115 mm
Weight approx. 70 g
DIN rail type DIN EN 60715/35 mm
Wire size 0.13 x 2.5 mm2 / AWG 26...12 stranded wire
Screw terminal torque 0.5 Nm
Vibration IEC 60068-2-6
2...25 Hz ±1.6 mm
25...100 Hz ±4 g
Common specifications
PR electronics 3331 Temperature converter loop-powered isolated
Supply
Supply voltage 5.5...35 VDC
Internal power dissipation 19 mW...0.8 W
Isolation voltage
Isolation voltage, test / working 2.5 kVAC / 300 VAC (reinforced)
Zone 2 / Div. 2 250 VAC
Response time
Response time (0...90%, 100...10%) < 30 ms / 300 ms (selectable)
Voltage drop 5.5 VDC
Signal / noise ratio > 60 dB
Programming DIP-switches
Signal dynamics, input 23 bit
Signal dynamics, output 18 bit
EMC immunity influence < ±0.5% of span
Extended EMC immunity: NAMUR NE21, A criterion, burst < ±1% of span
Incorrect DIP-switch setting identification 3.5 mA
Input specifications
PR electronics 3331 Temperature converter loop-powered isolated
RTD input
Temperature range, Pt100 -200...+850°C
Min. measurement range (span) 10°C
Accuracy: the greater of Better than 0.05% of span or 0.1°C
Temperature coefficient: the greater of 0.02°C/°C or ≤ ±0.01%/°C
Sensor current < 150 µA
Sensor cable resistance < 50 Ω per wire
Effect of sensor cable resistance (3-/4-wire) < 0.002 Ω / Ω
Sensor error detection Yes - selectable via DIP-switch
Broken sensor detection > 800 Ω
Shorted sensor detection < 18 Ω
TC input
Temperature range, TC J -100...+1200°C
Temperature range, TC K -180...+1372°C
Min. measurement range (span) - TC J & K 50°C
Accuracy: the greater of Better than 0.05% of span or 0.5°C
Temperature coefficient: the greater of 0.1°C/°C or ≤ ±0.01%/°C
Sensor cable resistance < 5 kΩ per wire
Cold junction compensation (CJC): Accuracy @ external Pt100 input Better than ±0.15°C
Cold junction compensation (CJC): Accuracy @ internal CJC Better than ±2.5°C
Internal CJC error detection Yes
External CJC error detection Yes - selectable via DIP-switch
Open Thermocouple detection Yes - selectable via DIP-switch
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