FUNCTIONAL DESCRIPTION & TECHNICAL DATA TECHNICAL DATA HOUSING Material Polyamide, non-conductive, UV-resistant IP protection type IP 65 Ambient temperature (depending on load) -55 °C to +50 °C (20 A) / +40 °C (25 A) Cable entries housing Polyamide Interference immunity min.
Revision 02 DESCRIPTION The electronic temperature controller Ex-TC/…-10 is part of an eltherm family of microcontroller-supported electronic tem- perature controllers and limiters. It is designed for operation with electrical trace heating systems and can be used to maintain temperatures and for frost-protection applications in areas subject to explosion hazard. The control keys and sensor connections are designed to be intrinsically safe.
• Mounting permitted exclusively with mounting base “eltherm It” • Only cable entries, reductions and sealing plugs of ignition protection type “e” or “t” with EPL Gb or Db may be used. They must be fitted with a sealing ring, O-ring or shaped sealing elements.
Ex-TC/A/AL/M-10 (enclosed, loose) Clamping Torque range Type Art.no. Unit [mm] [Nm] [mm] Cable gland M25x1.5 2576025094 9 - 17 Reduction M32x1.5 - M25x1.5 2572580010 Cable gland M20x1.5 2576020060 4 - 13 INSTALLATION NOTE ATTENTION Retain the settings that are made in the system documen- When selecting the mounting location, take into account the degree of mechanical hazard for the terminal housing as well as tation.
Ex-TC/A-10, Ex-TC/M-10 & Ex-TC/AL-10 Revision 02 WIRING DIAGRAMS Ex-TC/A-10 & AL-10 only Ex-TC/AL-10 optional PE PE L0 N0 power supply optional Ex-TC/M-10 PE PE N D+ D- BUS input BUS output Power supply = optional Contact us: +49 2736 4413-0 • info@eltherm.com www.eltherm.com...
The selected value is visible in a recess at the edge of the rotary knob. NOTE It is not necessary to press the reset button to confirm the set maximum temperature. Retain the settings that are made in the system documen- tation. Contact us: +49 2736 4413-0 • info@eltherm.com www.eltherm.com...
OPERATION & MAINTENANCE WARNING The junction box may only be opened (this also includes loosening cable entries!) when it is disconnected from the power supply. • Observe the locally applicable safety regulations when the Ex-TC is in operation • Comply with the permitted operating conditions in accordance with the "TECHNICAL DATA"...
- Alarm contact closed Recorded temperature Controller - Load contact opened Higher (A,AL & M) - Alarm contact closed setpoint SETPOINT Undertemperature value Overtemperature value Maximum temperature value Position of ALARM contact ALARM NORMAL OPERATION Contact us: +49 2736 4413-0 • info@eltherm.com www.eltherm.com...
Maximum temperature Overtemperature alarm MODBUS address Date Signature NOTES This document can also be found on the eltherm website. Visit our download area. eltherm GmbH Ernst-Heinkel-Straße 6 -10 57299 Burbach. Germany T.: +49 2736 4413-0 F.: +49 2736 4413-50 info@eltherm.com...
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