- Emerson Remote Terminal Unit Instruction Manual

CI-ControlWave Express Installation & Operation / 2-1
Section 2
ControlWave Express INSTALLATION & OPERATION
2.1 INSTALLATION IN HAZARDOUS AREAS
Each ControlWave Express RTU is furnished in an enclosure/chassis that accommodates
mounting to a Panel or a DIN-Rail and have been designed to operate in a protected Class
I, Division 2, Groups C & D environment with a nonincendive rating (see Appendix A).
Figure 2-1 - ControlWave Express Component Identification
A Dimensional drawing of the NEMA Enclosure is provided in Figure 2-2.
2.2 SITE LOCATION CONSIDERATIONS
Check all clearances when choosing an installation site. Make sure that the ControlWave
Express is accessable for wiring and service. If present, make sure that the optional
LCD/Keypad is visible and accessible to the on-site operator. External dimensions are
approximately 10.75” long, by 5.56” wide, by 2.06” deep (without mounting brackets). The
enclosure consists of two pieces, the removable Card Edge Cover and the Main Mounting
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