Preface – Spectrum Controls 140 ACI 051 00sc User Manual
Page 2
Installation Instructions
32-Channel Analog Input Module
Quantum Series 140 AxI 05x 00sc
i
PREFACE
+ Note: Power, input and output (I/O) wiring must be in accordance with Class 1, Division 2 wiring
methods [Article 501-4 (b) of the National Electrical Code, NFPA 70] and in accordance with the
authority having jurisdiction.”
+ Note: Peripheral equipment must be suitable for the location in which it is used.
WARNING
ELECTROSTATICALLY SENSITIVE COMPONENTS
EXPLOSION HAZARD
Substitution of components may impair suitability for Class I,
Division 2.
WARNING
EXPLOSION HAZARD
Do not disconnect equipment unless power has been switched off or
the area is known to be non hazardous.
WARNING
This equipment is suitable for use in Class I, Division 2, Groups A, B,
C, and D or non-hazardous locations only.