Rockwell Automation 1797-IJ2 FLEX Ex Frequency Input Module - Manual (Page 21)

FLEX Ex Frequency Input Module 21
Publication 1797-5.9 - June 2010
Channel 1 Gate Input
Field devices may only be connected to the terminals of one of the three
circuits. The terminals of the remaining two circuits must not be connected.
Relay Output Parameters
UL, C-UL I/O Entity Parameters
If the product has the UL/C-UL mark, it has been designed, evaluated, tested,
and certified to meet the following standards:
Namur/
Contact
(Terminals
26…25)
Protection Group Allowed
Capacitance
Allowed
Inductance
L
o
R
o
Ratio
U
o
= 14.7V
I
o
= 15 mA
P
o
= 30 mW
Ex ia IIB 3.86 F 300 mH 2.6 mH/ 
IIC 620 nF 80 mH 0.65 mH/ 
Magnetic 500 mV
(Terminals 27…29)
Protection Group Allowed
Capacitance
Allowed
Inductance
L
o
R
o
Ratio
U
o
= 14.7V
I
o
= 10 mA
P
o
= 18 mW
Ex ia IIB 3.86 F 600 mH 4.15 mH/ 
IIC 620 nF 150 mH 1.03 mH/

Magnetic 50 mV
(Terminals
27…29, 26…28)
Protection Group Allowed
Capacitance
Allowed
Inductance
L
o
R
o
Ratio
U
o
= 14.7V
I
o
= 10 mA
P
o
= 18 mW
Ex ia IIB 3.86 F 600 mH 4.15 mH/ 
IIC 620 nF 150 mH 1.03 mH/ 
Relay Output
(Terminals 17, 18,
37, or 31, 32, 46) Protection Group Internal
Capacitance Internal
Inductance
U
i
= 28V
I
i
= 93 mA
P
i
= 651 mW
Ex ia IIB Negligible Negligible
IIC Negligible Negligible