Rockwell Automation 1797-OB4D FLEX Ex 24V DC Nonisolated Source 4 Output Module User Manual
Page 25
FLEX Ex I/O 24V DC 4 Non-Isolated Source Output Module 25
Publication
1797-5.6 - June 2011
• FM C1. No.3600:1998, Electrical Equipment for Use in Hazardous
(Classified) Locations General Requirements
• FM C1. No.3610:1999, Intrinsically Safe Apparatus and Associated
Apparatus for Use in Class I, II, III Division 1 Hazardous (Classified)
Locations
• FM C1. No.3615:1989, Explosionproof Electrical Equipment General
Requirements
• FM C1. No.3810:1989, 1995, Electrical and Electronic Test,
Measuring and Process Control Equipment
• ANSI/NEMA 250, 1991, Enclosures for Electrical Equipment
Wiring Methods
• Wiring method 1: Each channel is wired separately.
• Wiring method 2: Multiple channels in one cable, providing each
channel is separated in accordance with the National Electric Code
(NEC).
Wiring Method
Wiring
Method
Channel
Terminals
V
oc
(V)
I
sc
(mA)
V
t
(V)
I
t
(mA)
Groups
C
a
(
μF)
L
a
(mH)
1 and 2
Any one
channel
(for
example,
ch0)
0(+), 1(-)
27.4
110.0
-
-
A, B
0.105
3.0
C, E
0.315
9.0
D, F, G
0.840
24.0