Official DistributorSKU
MPN
PI-EX-THC-I
Weight
0.098 kg
PI-EX-THC-I - Signal converter
Ex i thermocouple with mV input: converts signals from thermocouples installed in the Ex area and mV sources and transmits a 4 - 20 mA signal to a load in a safe area. Freely programmable. 3-way electrical isolation. Custom-configured.
Technical Specifications
Notes
| Order information: | The electronics module is plugged into a basic terminal block. |
Product properties
| Application | Temperature |
| No. of channels | 1 |
Electrical properties
| Typical cold point errors | 1.5 °C |
| Temperature coefficient, typical | ± 0.003 % (of input value /°C) |
| Maximum transmission error | < 0.12 % (of end value 20 mA, at 20°C, -75 mV ... 75 mV input range) |
Electrical isolation Input/output
| Electrical isolation | 250 V |
Electrical isolation Input/power supply
| Electrical isolation | 250 V |
Electrical isolation Output/supply
| Test voltage | 1.5 kV AC (50 Hz, 60 s) |
Supply
| Supply Voltage Range | 20 V DC ... 35 V DC |
| Max. current consumption | 64 mA (24 V DC / 20 mA) |
| Power dissipation | 1.5 W (24 V DC / 20 mA) |
Measurement
| Description of the input | Intrinsically safe |
| Configurable/programmable | Freely programmable, configured |
| Sensor types that can be used (TC) | J, K, T, E, R, S, B, N |
| Sensor type: | -210 °C ... 1200 °C |
| Sensor type: | -200 °C ... 1372 °C |
| Sensor type: | -200 °C ... 400 °C |
| Sensor type: | -226 °C ... 1000 °C |
| Sensor type: | -50 °C ... 1768 °C |
| Sensor type: | -50 °C ... 1768 °C |
| Sensor type: | 500 °C ... 1820 °C |
| Sensor type: | -200 °C ... 1300 °C |
| Linear mV signal range | -75 mV ... 75 mV (minimum measuring range span 3 mV) |
| Measuring accuracy | ±15 μV or ± 0.05% of the input value, if this result is greater, at 20°C |
Signal
| Output description | Current output |
| Current Output Signal | 4 mA ... 20 mA |
| Load/Output Load Current Output | ≤ 600 Ω |
| Behavior in the event of a sensor error | upscale, downscale or off, LED flashes |
| Measuring accuracy | ±11 μA |
Connection data
| Conductor cross section rigid | 0.2 mm² ... 2.5 mm² |
| Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross section AWG | 24 ... 14 |
| Tightening torque | 0.5 Nm ... 0.6 Nm |
Safety data
| Max. output voltage Uo | 1.1 V |
| Max. output current Io | 4 mA |
| Max. output power Po | 1 mW |
| Safety-related maximum voltage Um | 250 V AC |
| IIB: Max. external inductivity Lo / Max. external capacitance Co | 178.4 mH / 500 µF |
| IIC: Max. external inductivity Lo / Max. external capacitance Co | 48.7 mH / 22 µF |
Signaling
| Status display | Green LED, for power supply, flashes in the case of sensor defect |
Dimensions
| Width | 12.4 mm |
| Height | 145 mm |
| Depth | 147 mm |
Material specifications
| Color | green (RAL 6021) |
| Flammability rating according to UL 94 | V0 |
| Housing Material | PBT and polyamide PA non-reinforced |
Ambient conditions
| Degree of Protection | IP20 |
| Ambient Temperature (Operation) | -20 °C ... 55 °C |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
CE
| Certificate | CE-compliant |
ATEX
| Identification | II (1) GD [EEx ia] IIC |
UL, USA/Canada
| Identification | cULus |
Why Proax for Phoenix Contact 2835079?
Proax is an authorized distributor of Phoenix Contact 2835079 and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.
Have a question in mind? to help you get the right product as quickly as possible for your project. We're always here to help!
Short Lead Time
Highly Trained Staff
Live Chat
Technical Support
Local Inventory
60+ Years Experience
Additional Information
| Pack Size | 1 |
Recommended
PI-EX-TB/T - Ex-basic terminal block, with knife disconnection and integrated temperature measurement of the input terminal blocks for cold point compensation
PI 3-way input isolator, input power-limited (EEX-nL), with configurable input/output, for electrical isolation of analog signals
PI 3-way output isolator, output power-limited (EEX-nL), with configurable output/input, for electrical isolation of analog signals
Adapter cables in [Eex ia]IIC (Ex) II(1)G for programming PI/Ex-THC(RTD)/I modules (D-SUB 9-pos. on stereo jack connector, 3 m total length)
Ex i analog input: Repeater power supply, HART. Feeds intrinsically safe 2-conductor measuring transducers installed in an Ex area and transmits the 4-20 mA signal to a load in a safe area. Galvanic 3-way isolation (input / output / supply).
Ex i temperature transducer: converts measured values from resistance thermometers installed in the Ex area to a 0/4 mA ... 20 mA signal for driving a non-intrinsically safe load. Freely programmable. 3-way electrical isolation.
