Rockwell Automation 20-XCOMM-DC-BASE DPI External Comms Kit User Manual

Page 3

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3

Configuring the Communications Adapter

After mounting and connecting the Comms Kit, configure
the communication adapter. Refer to the communication
adapter User Manual for complete details.

External Comms Kit Specifications

Communications

Electrical

Mechanical

Environmental

Regulatory Compliance

NOTE: In order to remain CE and CTick compliant, the
DPI cable length may not exceed 30 m (98.4 ft.).

NOTE: This is a product of category C3 according to IEC
61800-3. It is not intended for operation in a domestic
environment.

The 20-XCOMM-AC-PS1 is an accessory AC-to-DC
converter for use with the External Comms Kit. It is used
when only 100-240 VAC power is available inside a control
panel. The converter, which comes with interchangeable
plugs, is shown below. The converter connects to an AC
receptacle inside the control panel. Use the appropriate plug
for your region:

24 VDC
Power Terminal
Block

(1)

Connection for 24 VDC (+15% / -25%) power
source. Connect the “ + ” and “ - ” wires of the
DC power source to the 2-pin linear plug
(provided with Comms Kit), matching the
respective polarity. Then insert the 2-pin linear
plug into the mating DC power terminal block.
NOTE: When powering the Comms Kit with the
accessory 20-XCOMM-AC-PS1 power adapter,
this terminal block can be used to daisy-chain
24 VDC to other kits (

Figure 5

).

AC-to-DC
Adapter
Connector

(1)(2)

Connection for AC-to-DC adapter, such as
Allen-Bradley 20-XCOMM-AC-PS1, when not
using a DC power source. Plug the adapter into
the mating DC ADP connector.

DPI Connector

Connection for DPI. Using a 1202-Cxx
Communications Cable, connect one end into the
mating DPI connector of the Comms Kit and the
other end into the port on the bottom of the drive.

(1)

The DC power source or AC-to-DC converter used to power the Comms Kit must
be capable of providing a minimum of 150 mA @ 18-27 VDC. Also, its connector
must be of “pin and barrel” construction with a 2 mm pin.

(2)

To power multiple Comms Kits, see

Powering Daisy-Chained Comms Kits on

page 4

.

Network

Dependent on installed 20-COMM-* adapter

Drive

Protocol
Data Rates

DPI
125 kbps or 500 kbps

Drive

60 mA at 12 VDC supplied from drive via DPI cable

Network

None for all network protocols except:

DeviceNet

60 mA at 24 VDC

DC Power Supply
Requirement

(1)

(1)

Since the Comms Kit is powered by a nominal 24 VDC, the current consumption
listed in this table differs from the value shown on the label of the communication
adapter, which is based on the adapter being powered by 5 VDC from the drive.

20-COMM-B

75 mA at 24 VDC

20-COMM-C

105 mA at 24 VDC

20-COMM-D

60 mA at 24 VDC

20-COMM-E

140 mA at 24 VDC

20-COMM-Q

135 mA at 24 VDC

20-COMM-M

140 mA at 24 VDC

Item Description

Connection Procedure

+

-

Dimensions

Width
Height
Depth

108 mm (4.25 in.)
108 mm (4.25 in.) with I/O terminal block attached
75 mm (2.95 in.)

Weight

340 g (12 oz.)

Temperature

Operating
Storage

-10 to 50

° (14 to 122° F)

-40 to 85

° (-40 to 185° F)

Relative Humidity

5 to 95% non-condensing

Atmosphere

Important: The Comms Kit must not be installed in
an area where the ambient atmosphere contains
volatile or corrosive gas, vapors or dust. If the
Comms Kit is not going to be installed for a period of
time, it must be stored in an area where it will not be
exposed to a corrosive atmosphere.

Shock

Operational

Non-operational

30g, 11 ms (DIN Rail Mount)
50g, 11 ms (Panel Mount)
30g, 11 ms (DIN Rail Mount)
50g, 11 ms (Panel Mount)

Vibration

Operational
Non-operational

2.5g, 5 to 2000 Hz
5.0g, 5 to 2000 Hz

UL

UL508C

CUL

CAN / CSA C22.2 No. 14-M91

CE

EN50178 and EN61800-3

CTick

EN61800-3

AC Power Adapter (20-XCOMM-AC-PS1)

For use in

the US

For use in

the UK

For use in
Europe

For use in
Australia

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