Emerson AMS Installation Guide

5.9.1 Connect the sensor wiring
Figure 5-18: Sensor connection
A. Thermocouple CHARM
B. CHARM Baseplate
C. CHARM Thermocouple /mV Terminal Block
D. Internal RTD
E. Cable shield connection
Prerequisites
• Wire cutter
• Tool for removing the cable sheath
• Wire stripper
• Suitable screw driver for the CHARM Terminal Block screws
• Observe the hints in Wiring guidelines.
Procedure
1. At opened door, lead the sensor cable through a cable gland close to the slot where
the CHARM to be connected is installed.
2. Strip the cable sheath at a length of approximately 200 mm.
3. Strip each wire at a length of approximately 10 mm.
4. Connect the wires to the CHARM Thermocouple/mV Terminal Block.
• Connect terminal + of the thermocouple to terminal 1 of the CHARM
Thermocouple/mV Terminal Block.
Installation Guide Installing CHARMs hardware
MHM-97923-PBF March 2024
MHM-97923-PBF, Rev. 2.10 65

Emerson AMS Specifications

General

Output	4-20 mA, Digital
Measurement Type	Vibration, Temperature
Communication Protocol	Modbus, WirelessHART
Operating Temperature Range	-40°C to +85°C
Enclosure Rating	IP66
Power Supply	Battery, External Power