Rockwell Automation 1797-XXX FLEX Ex System Certification Reference Manual - Manual (Page 78)

Publication 1797-6.5.6 - June 2005
13-6 1797-IJ2 FLEX Ex Frequency Input Module
Relay Outputs
Magnetic
500mV
(terminals
27-29) Protection Group Allowed
Capacitance Allowed
Inductance L
o
R
o
Ratio
U
o
= 14.7V
I
o
= 10mA
P
o
= 18mW
EEx ia IIB 3.86
µF
600mH 4.15mH/
Ω
IIC 620nF 150mH 1.03mH/
Ω
Magnetic
50mV
(terminals
27-29,
26-28) Protection Group Allowed
Capacitance Allowed
Inductance L
o
R
o
Ratio
U
o
= 14.7V
I
o
= 10mA
P
o
= 18mW
EEx ia IIB 3.86
µF
600mH 4.15mH/
Ω
IIC 620nF 150mH 1.03mH/
Ω
Relay
Output
(terminals
17, 18, 37 or
31, 32, 46) Protection Group Internal
Capacitance Internal
Inductance
U
i
= 28V
I
i
= 93mA
P
i
= 651mW
EEx ia IIB Negligible Negligible
IIC Negligible Negligible