Description
Product Description
Overview
The DeltaV CHARM I/O Module (FM18ATEX0076U) from Emerson is engineered for reliable operation in hazardous environments. Designed for the DeltaV Electronic Marshalling Digital Automation System, this unit delivers precise I/O handling, ensuring safety and system integrity in Zone 2 classified areas.
Power Specifications
Environmental Specifications
-
Operating Temperature: -40 °C to +70 °C
-
Shock Resistance: 10 g, half-sine, 11 ms
-
Vibration Resistance:
-
Airborne Contaminants: ISA-S71.04–1985, Class G3
-
Relative Humidity: 5–95%, non-condensing
Safety and Hazardous Area Compliance
-
Zone 2, Class I, Division 2, Group A, B, C, D
-
ATEX: II 3G Ex ec IIC Gc
-
IECEx: FMG 18.0030U
-
UL/FM Approvals: FM21UKEX0199U, FM18US0277U, FM19CA0005U
Installation and Maintenance
-
Installation and removal must occur with system power off.
-
No user-serviceable parts; disassembly is prohibited.
-
Calibration is factory-defined; no field calibration required.
-
Refer to the DeltaV CHARMs Zone 2 Installation Instructions (document 12P2046) and the DeltaV S-Series & CHARMs Hardware Installation Manual for detailed procedures.
Applications
Ideal for process control environments requiring reliable digital I/O modules in potentially explosive atmospheres, including chemical plants, oil and gas facilities, and industrial automation sites with stringent safety requirements.
FAQ
Q: Can this module be installed while the system is powered?
A: No. Installation or removal must only occur when the system is de-energized.
Q: Does this unit require periodic calibration?
A: No. The module is pre-calibrated at the factory and requires no field calibration.
Q: What hazardous areas is this approved for?
A: Zone 2, Class I Division 2, and ATEX/IECEx standards as listed in the technical specifications.
