Rockwell Automation 1797-RPFM ControlNet Ex Modular Repeater Adapter Fiber Repeater Module - Manual (Page 27)

ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 27
Publication 1797-5.15 - June 2010
Specifications - 1797-RPA
I/O Capacity 2 fiber modules
IS Media Type Ex ib IIB/IIC T4,

AEx ib IIC T4,

Class I, Division 1 Groups A to G T4
IS Module Type Ex ib IIB/IIC T4, 
AEx ib IIC T4,

Class I Division 1 Groups A to D T4
Communication Rate 5 Mbps
ControlNet Ex BNC Oscillation powered by:

U
o
< 5.4V dc 
I
o
< 201 mA

ac coupled with high-pass filter f > 500 kHz
Indicators Comm - green/red 
Module - green/red

Power - green
Output (Intrinsically Safe)

(30 Pin Male TTL Bus 
Connector)
Manufacturer specific bus

U
o
< 5.4V 
I
o
< 201 mA 
P
o
< 1.09 W 
L
o
< 0.45 mH 
C
o
< 71

F
Isolation Path 
Bus to Power Supply

Adapter to Adapter 
ControlNet Ex Node to Other

Nodes 
ControlNet to Power Supply

Galvanic to DIN EN 60079-11

Galvanic functional 
Galvanic functional


Galvanic to DIN EN 60079-11
Power Supply

(-V, +V Intrinsically Safe)
U
i
< 9.5V dc

I
i
< 1 A 
P
i
< 9.5 W 
L
i
= negligible 
C
i
< 120 nF
Power Consumption 8.5 W
Power Dissipation 8.5 W
Thermal Dissipation 29 BTU/hr
Conductors Wire Size 4 mm 2 (12 gauge) stranded max 
1.2 mm (3/64 in.) insulation max
Dimensions Metric

Imperial
94 mm x 94 mm x 91 mm

(3.7 in. x 3.7 in. x 3.58 in.)