BM85 Modbus Plus Network Bridge Multiplexer User's Guide

Introducing the BM85 Bridge/Multiplexers
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1.6 Specifications (AC/DC Power Models)
1.6.1 Bridge/Multiplexer Models for AC/DC Power
Description Name BM85 Modbus Plus
Bridge/Multiplexer
Part Number NW–BM85–000, NW–BM85C002
NW–BM85E232, NW–BM85S232
NW–BM85E485, NW–BM85S485
Mounting Method Horizontal Surface Platform or shelf, with included
mounting brackets
Vertical Surface Panel, with included mounting
brackets
Physical
Characteristics
Height 2.59 in (66 mm)
Width 11.50 in (292 mm), unit only
14.08 in (358 mm), with mounting
brackets
Depth 8.30 in (211 mm)
Weight 5.5 lbs (2.5 kg) net
6.5 lbs (3.0 kg) shipping
AC Power
(All AC/DC Models)
Requirements 115/230 Vac +15%. 47 ... 63 Hz
10 W
Access Rear panel power connector with
ON/OFF switch
Fuse 1.0 A, 3 AG SB, internal
DC Power
(not available on
NW–BM85–000)
Requirements 24 Vdc +15%, 10 W
Access Rear panel power connector
Fuse 1.0 A external, customer supplied
Environmental Temperature 0 ... 60 degrees C, operating
–40 ... +80 degrees C, storage
Humidity 0 ... 95%, non–condensing
Altitude 10,000 ft (3 km), maximum
EMI, Radiated
Susceptibility
MIL STD 461B RS03
EMI, Conducted
Susceptibility
MIL STD 461B CS03
Network Connections NW–BM85–000 Single-cable network only
NW–BM85C002,
NW–BM85E232,
NW–BM85S232,
NW–BM85E485,
NW–BM85S485
Single- or dual-cable network