Allen-Bradley FLEX Ex 1797-OE8, Installation Instructions Manual, Page: 41 / 52

FLEX Ex 8 Output and HART Analog Modules 41
Publication
1797-IN003J-EN-P - August 2017
Entity Parameters
CE, CENELEC I/O Entity Parameters (1797-OE8)
Signal output (+ to -) for ch 0 to ch 7
(terminals: 0 and 1; 4 and 5; 8 and 9; 12 and 13; 17 and 18; 21 and 22; 25 and
26; 29 and 30)
CE, CENELEC I/O Entity Parameters (1797-OE8H)
Signal output (+ to -) for ch 0 to ch 7
(terminals: 0 and 1; 4 and 5; 8 and 9; 12 and 13; 17 and 18; 21 and 22; 25 and
26; 29 and 30)
UL, C-UL I/O Entity Parameters (1797-OE8 Only)
If this product has the UL/C-UL mark, it has been designed, evaluated,
tested, and certified to meet the following standards:
• UL 913, 1988, Intrinsically Safe Apparatus and Associated Apparatus
for Use in Class I, II, and III Division 1, Hazardous (Classified)
Locations
Protection Group Allowed
Capacitance Allowed
Inductance
U
o
= 21V
I
o
= 100 mA
P
o
= 520 mW
EEx ia IIB 1.27
μ
F 8 mH
IIC 188 nF 2 mH
If concentrated
capacitance and/or
inductance are available,
use the following values. EEx ia IIB 295 nF 10 mH
IIC 70 nF 2 mH
Protection Group Allowed
Capacitance Allowed
Capacitance Internal
Capacitance Internal
Inductance
U
o
= 21.6V
I
o
= 92 mA
P
o
= 500 mW
EEx ia IIB 1.18
μ
F 1.18
μ
F 10 nF 0 mH
IIC 164 nF 164 nF 10 nF 0 mH