Description
Application – 5335A HART Temperature Transmitter
- Linearized temperature measurement with Pt100…Pt1000, Ni100…Ni1000, or TC sensor.
- Difference or average temperature measurement of 2 resistance or TC sensors.
- 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.
- Connection of up to 15 transmitters to a digital 2-wire signal with HART communication.
Technical characteristics
- Within a few seconds the user can program PR5335A 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.
- The 5335A HART Temperature Transmitter has been designed according to strict safety requirements and is therefore suitable for application in SIL 2 installations.
- Continuous check of vital stored data for safety reasons.
- Sensor error detection according to the guidelines in NAMUR NE89.
Mounting / installation
- For DIN form B sensor head or DIN rail mounting with the PR fitting type 8421.
Environmental Conditions – 5335A HART Temperature Transmitter
| Operating temperature | -40°C to +85°C |
| Calibration temperature | 20…28°C |
| Relative humidity | < 95% RH (non-cond.) |
| Protection degree (encl./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 | |
| 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 |
| Warm-up time | 30 s |
| Programming | Loop Link & HART |
| Signal / noise ratio | > 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
Common input specifications | |
| Max. offset | 50% of selected max. value |
RTD input | |
| RTD type | Pt100, Ni100, lin. R |
| Cable resistance per wire | 5 Ω (up to 50 Ω per wire is possible with reduced measurement accuracy) |
| 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 |
| Cold junction compensation (CJC) | < ±1.0°C |
| Sensor error detection | Yes |
| Sensor error current: When detecting / else | Nom. 33 μA / 0 μA |
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] |
| 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 |
I.S. / Ex marking
| ATEX | II 3 G Ex nA [ic] IIC T6…T4 Gc, II 3 G Ex ec [ic] IIC T6…T4 Gc, II 3 G Ex ic IIC T6…T4 Gc, II 3 D Ex ic IIIC Dc |
| IECEx | Ex nA [ic] IIC T6…T4 Gc, Ex ec [ic] IIC T6…T4 Gc, Ex ic IIC T6…T4 Gc, Ex ic IIIC Dc |
| CSA | Cl. I, Div. 2, Gp. A, B, C, D T6…T4, Ex nA[ic] IIC T6…T4 Gc |
| INMETRO | Ex ec [ic] IIC T6…T4 Gc, Ex ic IIC T6…T4 Gc, Ex ic IIIC Dc |
Observed authority requirements
| EMC | 2014/30/EU & UK SI 2016/1091 |
| ATEX | 2014/34/EU & UK SI 2016/1107 |
| RoHS | 2011/65/EU & UK SI 2012/3032 |
| EAC | TR-CU 020/2011 |
| EAC Ex | TR-CU 012/2011 |
Approvals
| ATEX | DEKRA 20ATEX0109X |
| IECEx | DEK 20.0063X |
| CSA | 1125003 |
| INMETRO | DEKRA 23.0011X |
| DNV Marine | TAA0000101 |
| SIL | Hardware assessed for use in SIL applications |
The PR Electronics 5335A HART Temperature Transmitter is a versatile and highly accurate 2-wire device designed for precise temperature measurement and signal conversion in industrial applications.
Key Features – 5335A HART Temperature Transmitter
Universal Input Support: Compatible with a wide range of sensors, including RTDs (Pt100 to Pt1000, Ni100 to Ni1000), thermocouples (types B, E, J, K, L, N, R, S, T, U, W3, W5), linear resistance, and mV signals, providing flexibility for various measurement needs.
High Measurement Accuracy: Ensures precise temperature readings with an accuracy better than 0.05% of the selected range, making it suitable for critical process control applications.
HART 5 Protocol: Incorporates HART 5 communication, allowing for seamless integration into digital control systems and enabling remote configuration and monitoring.
Programmable Sensor Error Value: 5335A HART Temperature Transmitter allows customization of sensor error detection thresholds, enhancing system reliability and safety.
Flexible Mounting Options: Designed for easy installation in DIN form B sensor heads or on DIN rails using the PR fitting type 8421, adapting to various industrial setups.
Applications:
Temperature Measurement: Performs linearized temperature measurements with RTD or thermocouple sensors, suitable for monitoring processes in industries such as chemical, petrochemical, and pharmaceuticals.
Difference or Average Temperature Measurement: Capable of measuring the difference or average temperature between two resistance or thermocouple sensors, useful in applications requiring comparative temperature analysis.
Signal Conversion: Converts linear resistance variations or bipolar mV signals to standard 4…20 mA current signals, applicable for interfacing with valves, Ohmic level sensors, or other instrumentation.
Technical Specifications – 5335A HART Temperature Transmitter
Operating Temperature Range: -40°C to +85°C, ensuring reliable performance in harsh environmental conditions.
Power Supply: Operates with a supply voltage between 8.0 to 35 VDC, accommodating various power configurations.
Environmental Protection: Features an enclosure with an IP68 protection rating, providing excellent resistance against dust and water ingress.
Why Choose the PR Electronics 5335A HART Temperature Transmitter?
By integrating the 5335A HART Temperature Transmitter into your temperature measurement and control systems, you benefit from its universal sensor compatibility, high measurement accuracy, and robust design. Its support for the HART 5 protocol ensures seamless communication and integration into modern industrial automation systems, enhancing operational efficiency and reliability.
