Rockwell Automation 1797-XXX FLEX Ex System Certification Reference Manual User Manual
Page 119
Publication 1797-6.5.6 - June 2005
1797-OB4D FLEX Ex 24V dc Non-Isolated Source 4 Output Module 25-5
Simple apparatus is defined as a device which neither generates nor stores
more than 1.2V, 0.1A, 20
µ
J, or 25mW.
Wiring methods must be in accordance with the National Electric Code,
ANSI/NFPA 70, Article 504 and 505 or the Canadian Electric Code CSA
C22.1, Part 1, Appendix F. For additional information refer to ANSI/ISA
RP12.6.
This module, 1797-OB4D, must be used with terminal base 1797-TB3 or
1797-TB3S.
Terminals 2, 3, 6, 7, 10, 11, 14, 15, 17-32, 36-39, and 46-49 shall not be
connected.
WARNING: Substitution of components may impair intrinsic safety.
AVERTISSEMENT: La substitution de composant peut compromettre la
securite intrinseque.
The ambient operating temperature (T
amb
) for this product is -20°C to
70°C.
Suitable for Class II, Division1, Groups E, F, G and Class III when
mounted in a UL listed Type 4, 4X, 6, 6P, 9, 12, or 12K enclosure.