Official DistributorSKU
MPN
PI-EX-ME-RTD-I
Weight
0.182 kg
PI-EX-ME-RTD-I - Signal converter
Intrinsically safe temperature transducers for resistance thermometers, configured. Configuration software can be downloaded free of cost from the Download area.
Technical Specifications
Product properties
| Application | Temperature |
| No. of channels | 1 |
Electrical properties
| Line monitoring | NE 43 |
| Test voltage output/power supply | 0.5 kV |
| Test voltage input/output | 2.5 kV |
| Test voltage input/power supply | 2.5 kV |
| Step response (10-90%) | < 150 ms ... 350 ms depending on the measuring mode |
| Maximum temperature coefficient | < 0.01 %/K |
Electrical isolation Input/output/power supply
| Electrical isolation | 375 V (Peak value, in acc. with EN 50020) |
Supply
| Supply Voltage Range | 20.4 V DC ... 30 V DC |
| Power consumption | < 1.5 W |
Signal
| Description of the input | Intrinsically safe |
| Configurable/programmable | Yes, preconfigured |
| Available Input Sources | Resistance temperature detectors in 2-, 3- or 4-conductor technology |
Control
| Non-load voltage | 20 V |
Measurement
| Description of the input | Intrinsically safe |
| Configurable/programmable | Freely programmable, configured |
| Sensor types (RTD) that can be used | 2, 3 or 4-conductor Pt 100 sensors and resistance-type sensors |
| Measuring Range | see table for sensor types and measuring ranges |
| Temperature measuring range | -200 °C ... 850 °C (Range depending on the sensor type) |
| Sensor type: | -200 °C ... 850 °C |
| Max. permissible overall conductor resistance | 50 Ω (Per cable) |
| Sensor input current | 200 µA |
Signal
| Output description | Current output |
| Current Output Signal | 4 mA ... 20 mA |
| Output current with short-circuit | 25 mA |
| Load/Output Load Current Output | < 750 Ω |
| Non-load voltage | 20 V |
Connection data
| Stripping length | 8 mm |
| Screw thread | M3 |
| 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 | 2.7 V |
| Max. output current Io | 11 mA |
| Max. output power Po | 21 mW |
| Safety-related maximum voltage Um | 250 V |
| IIB: Max. external inductivity Lo / Max. external capacitance Co | 50 mH / 30 µF |
| IIC: Max. external inductivity Lo / Max. external capacitance Co | 50 mH / 2 µF |
Signaling
| Status display | Green LED (supply) |
| Status display | LED red (line monitoring) |
Dimensions
| Width | 22.5 mm |
| Height | 99 mm |
| Depth | 114.5 mm |
Material specifications
| Color | green (RAL 6021) |
| Flammability rating according to UL 94 | V0 |
| Housing Material | Polyamide PA non-reinforced |
Ambient conditions
| Ambient Temperature (Operation) | -20 °C ... 60 °C |
| Ambient temperature (storage/transport) | -25 °C ... 85 °C |
| Permissible humidity (operation) | ≤ 75 % (annual average) |
| Permissible humidity (operation) | ≤ 95 % (30 days/year, non-condensing) |
CE
| Certificate | CE-compliant |
ATEX
| Identification | II (1)GD |
| Identification | [EEx ia] IIC |
| Certificate | TÜV 01 ATEX 1750 |
UL, USA/Canada
| Identification | cULus |
Standards
| Standards/regulations | NAMUR recommendation NE 21 |
Why Proax for Phoenix Contact 2835794?
Proax is an authorized distributor of Phoenix Contact 2835794 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.
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Additional Information
| Pack Size | 1 |
Recommended
PI-EX-ME-RJ - Adapter cable, for programming PI-Ex-ME... modules (D-SUB 25-pos. to western plug, 1.6 m long). Configuration software can be downloaded free of cost from the Download area.
PI-EX-MB-S/16-01-2/D-SUB - Ex i motherboard for accommodating 16 x PI-Ex supply, input or output signal conditioner modules. With interface for connecting to HART multiplexer and D-SUB pin strip for connecting the analog signals to the control system level.
PI-EX-MB-DI/16/FLK14/PLC/KD-S1 - Ex i motherboard to accept 16 x PI-Ex i NAMUR repeater power supplies (PI-EX-NAM...), FLK pin strips for connection to S7-300 digital in cards using system cables, disconnect plug terminal blocks for the field side, assembly on NS 32, or NS 35/7.5.- PI-EX-MB-AI/ 8/FLK14/PLC/KD-S1 - Ex i motherboard to accept 8 x PI-Ex i repeater power supplies, input signal conditioners etc. (PI-EX-...), FLK pin strips for connection to S7-300 analog in cards using system cables, disconnect plug terminal blocks for the field side, assembly on NS 32, or NS 35/7.5.
PI-EX-MB/16/3/D-SUB - Ex i motherboard to accept 16 x PI-Ex i isolator modules (PI-Ex-...), three terminal points for the field side for every module, 37-pos. D-SUB pin strip for connection of the signals to the control system level, assembly on NS 32, or NS 35/7.5.
PI-EX-MB/16/D-SUB - Ex motherboard, intrinsically safe, for accommodating 16 PI/Ex-... process interface modules, for assembly on NS 35/7.5 or NS 32
PI-EX-MB/ 8/3/D-9SUB - Ex universal module carrier (motherboard) to hold 3-conductor measuring transducers, intrinsically safe, for max. 8 PI-... modules, for mounting on NS 35/7.5 or NS 32
