MACX MCR-EX-TC-I - Uncategorized Phoenix Contact - Free user manual and instructions
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| Product Type | Isolated Temperature Transducer with Ex Approval |
| Input | Thermocouple Types J, K, T, R, S, B, E, N |
| Output Signal | 4-20 mA (2-wire) |
| Supply Voltage | 24 V DC (19.2 V to 30 V DC) |
| Power Consumption | ≤ 1.5 W |
| Electrical Isolation | 3-way isolation (input/output/power supply) with 2.5 kV test voltage |
| Accuracy | ≤ 0.1% of span (typical) |
| Ambient Temperature Range | -20°C to +60°C |
| Dimensions (W x H x D) | 17.5 mm x 99 mm x 114.5 mm |
| Weight | Approx. 150 g |
| Housing Material | Polyamide (PA), UL 94 V0 |
| Degree of Protection | IP20 |
| Mounting | On 35 mm DIN rail per EN 60715 |
| Ex Approval | ATEX and IECEx for Zone 2 (II 3G Ex ec IIC T4 Gc) |
| Configuration | Via DIP switches on device side |
| Cleaning | Use a dry, lint-free cloth; do not use solvents |
| Repairability | Device is not field-repairable; replace entire unit upon failure |
Frequently Asked Questions - MACX MCR-EX-TC-I Phoenix Contact
What type of thermocouple can be connected to the MACX MCR-EX-TC-I?
The device supports standard thermocouple types J, K, T, R, S, B, E, and N. The range depends on the selected type.
What is the output signal of this transducer?
The output is a linear 4-20 mA current signal (2-wire) proportional to the measured temperature.
Is the MACX MCR-EX-TC-I suitable for use in hazardous areas?
Yes, it has ATEX and IECEx approval for use in Zone 2 (gas) applications, with certification Ex ec IIC T4 Gc.
What power supply is required?
The device operates on a 24 V DC supply (nominal), with an operating range of 19.2 to 30 V DC. Power consumption is ≤ 1.5 W.
How do I configure the input type and range?
Configuration is done via DIP switches located on the side of the device. The manual provides a table for selecting thermocouple type and temperature range.
What is the accuracy of the MACX MCR-EX-TC-I?
Typical accuracy is ≤ 0.1% of the configured span, with additional cold junction compensation error of about 1°C.
Can the device be mounted on a DIN rail?
Yes, it is designed for mounting on a standard 35 mm DIN rail per EN 60715.
What are the dimensions and weight?
Dimensions are 17.5 mm width, 99 mm height, 114.5 mm depth. Weight is approximately 150 g.
Does the device provide electrical isolation?
Yes, it features 3-way isolation between input, output, and power supply, with a test voltage of 2.5 kV.
How should I clean the device?
Use a dry, lint-free cloth. Do not use solvents or abrasive cleaners to avoid damaging the housing.
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USER MANUAL MACX MCR-EX-TC-I Phoenix Contact
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Product information
Brand : Phoenix Contact
Model : MACX MCR-EX-TC-I
Category : Uncategorized