Description
Application – 3101 TC converter
- The 3101 TC converter measures standard TC J and K temperature sensors, and provides an analog voltage or current output.
- The 3101 can be mounted in the safe area or in Zone 2 / Division 2 areas.
- Approved for marine applications.
Technical characteristics
- Flexibly powered by 24 VDC (±30%) via connectors.
- < 30 ms fast response time with simultaneous sensor error detection when selected.
- Selectable 300 ms response time when signal dampening is needed.
- High conversion accuracy in all available ranges, better than 0.1% of span.
- Meeting the NAMUR NE21 recommendations, the 3101 provides top measurement performance in harsh EMC environments.
- The device meets the NAMUR NE43 standard defining out of range and sensor error output values.
- A visible green LED indicates operational status of the unit and the input sensor.
- All terminals are protected against overvoltage and polarity error.
- Excellent signal/noise ratio of > 60 dB.
Mounting / installation / programming
- Selectable DIP-settings for easy configuration of more than 1000 factory calibrated measurement ranges.
- The narrow 6.1 mm housing allows up to 163 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 – 3101 TC converter
| 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 & meas. / overvoltage cat. II |
Mechanical specifications
| 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…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
Supply | |
| Supply voltage | 16.8…31.2 VDC |
| Max. required power | 0.52 W |
| Max. power dissipation | 0.52 W |
Response time | |
| Response time (0…90%, 100…10%) | < 30 ms / 300 ms (selectable) |
| Signal / noise ratio | Min. 60 dB |
| Programming | DIP-switches |
| Signal dynamics, input | 23 bit |
| Signal dynamics, output | 18 bit |
| Accuracy | Better than 0.1% of sel. range |
| EMC immunity influence | < ±0.5% of span |
| Extended EMC immunity: NAMUR NE21, A criterion, burst | < ±1% of span |
| Incorrect DIP-switch setting identification | 0 V / 0 mA output; LED 0.5 s / 1 Hz |
Input specifications
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 0.1% of span or 1°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 @ internal CJC | Better than ±2.5°C |
| Internal CJC error detection | Yes |
| Open Thermocouple detection | Yes – selectable via DIP-switch |
Output specifications
Common output specifications | |
| Updating time | 10 ms |
Current output | |
| Signal range | 0…23 mA |
| Programmable signal ranges | 0 / 4…20 mA |
| Sensor error indication (0…20 mA) | 0 mA or 23 mA / OFF |
| Sensor error indication (4…20 mA) | 3.5 mA or 23 mA / acc. to NAMUR NE43 or OFF |
| Load (@ current output) | ≤ 600 Ω |
| Load stability | ≤ 0.01% of span / 100 Ω |
| Current limitation @ low output load | < 60 mA peak / < 4 mA average |
Voltage output | |
| Programmable signal ranges | 0/1…5 and 0/2…10 V |
| Sensor error indication | 0 V / 10% above the max. / none |
| Load (@ voltage output) | ≥ 10 kΩ |
| Open output | < 18 V |
I.S. / Ex marking
| ATEX | II 3 G Ex ec IIC T4 Gc |
| IECEx | Ex ec IIC T4 Gc |
| FM, US | Cl. I, Div. 2, Gp. A, B, C, D T4 or Cl. I, Zone 2, AEx nA IIC T4 |
| FM, CA | Cl. I, Div. 2, Gp. A, B, C, D T4 or Cl. I, Zone 2, Ex nA IIC T4 |
| EAC Ex | 2Ex nA IIC T4 Gc X |
Observed authority requirements
| EMC | 2014/30/EU & UK SI 2016/1091 |
| LVD | 2014/35/EU & UK SI 2016/1101 |
| 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 – 3101 TC converter
| ATEX | KEMA 10ATEX0147 X |
| IECEx | KEM 10.0068X |
| UKEX | DEKRA 21UKEX0055X |
| c FM us | FM17US0004X / FM17CA0003X |
| c UL us, UL 61010-1 | E314307 |
| EAC Ex | EAEU KZ 7500361.01.01.08756 |
| DNV Marine | TAA00001RW |
The PR Electronics 3101 TC Converter is a high-precision temperature transmitter designed to convert thermocouple (TC) signals into standardized analog outputs, ensuring accurate temperature monitoring and control across various industrial applications.
Key Features:
Universal Compatibility: Supports a wide range of thermocouple types, including J, K, T, E, N, R, S, and B, offering flexibility for diverse industrial needs.
High Accuracy: 3101 TC converter delivers precise temperature measurements with minimal drift, ensuring reliable data for critical processes.
User-Friendly Configuration: Features easy-to-use programming options, allowing for quick setup and customization to specific application requirements.
Robust Design: Built to withstand harsh industrial environments, the 3101 TC Converter ensures long-term durability and consistent performance.
Applications:
Process Industries: Ideal for chemical, petrochemical, and pharmaceutical industries where accurate temperature monitoring is crucial for product quality and safety.
Manufacturing: Suitable for metal processing, glass production, and other manufacturing processes requiring precise temperature control.
Energy Sector: Applicable in power generation and oil & gas industries for monitoring temperatures in turbines, boilers, and pipelines.
Why Choose PR Electronics 3101 TC Converter?
By integrating the 3101 TC Converter into your temperature measurement systems, you ensure high accuracy, reliability, and adaptability, leading to optimized processes and enhanced operational efficiency.
