Instruction manual

ControlWave Micro Instruction Manual (CI-ControlWave Micro)
Revised Jun-2013 Appendix A A-1
Appendix A – ControlWave Micro Process Automation
Controller – Special Instructions for
Class I, Division 2 Hazardous Locations
1. The ControlWave Micro Process Automation Controller is listed by
Underwriters Laboratories (UL) as nonincendive and is suitable for
use in Class I, Division 2, Groups A, B, C and D hazardous
locations and non-hazardous locations only. Read this document
carefully before installing a nonincendive ControlWave Micro
Process Automation Controller. In the event of a conflict between
the ControlWave Micro Customer Instruction Manual (CI-
ControlWave Micro) and this document, always follow the
instructions in this document.
2. All power and I/O wiring must be performed in accordance with
Class I, Division 2 wiring methods as defined in Article 501-4 (b) of
the National Electrical Code, NFPA 70, for installations within the
United States, or as specified in Section 18-152 of the Canadian
Electrical Code for installation in Canada.
WARNING
EXPLOSION HAZARD
Substitution of components may impair
suitability for use in Class I, Division 2
environments.
WARNING
EXPLOSION HAZARD
When situated in a hazardous location, turn off
power before servicing / replacing the unit and
before installing or removing I/O wiring.
WARNING
EXPLOSION HAZARD
Do NOT disconnect equipment unless the
power is switched off or the area is known to be
non-hazardous.