Output module specifications – Rockwell Automation 1798-IB4 FlexArmor User Manual User Manual

Page 59

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Publication 1798-UM001B-EN-P - November 2002

Specifications A-7

Output Module
Specifications

Specifications for the 1798-OB4E Module

Specifications

1798-OB4E

Module Type

Digital Output, Sourcing

Number of Channels

1 group of 4

On-state Voltage

10-28.8V dc; 24V dc nominal

On-state Current (per channel)

1.0A per channel

On-state Current (per module)

4.0A per module

Off-state Voltage

28.8V dc maximum

Off-State Current

0.5 mA maximum leakage

On-State Voltage Drop

0.5V dc maximum drop

Surge Current

2.0A for 50 ms (Repeatable every 2 seconds)

Isolation Voltage

850V dc for 1 second

Delay Times:Off to On
On to Off

0.5 ms maximum
1.0 ms maximum

FlexBus Current

60 mA maximum

Power Dissipation

2.4 W @ 28.8 V dc

Thermal Dissipation

8.2 BTU/hr. @ 28.8V dc

Indicators

4 channel status - yellow
1 fault LED indicator- red

External DC Power
Voltage (24V dc nom.)
Current

10-28.8V dc; 5% AC ripple
4.0A maximum

Dimensions
(H x D x W)

118 mm X 57 mm X 40 mm
4.63 in. X 2.25 in. X 1.58 in.

Environmental Conditions:
Operating Temperature
Storage Temperature
Shock: Operating
Non-Operating
Vibration

-20 to 60°C (-4 to 140°F)
-40 to 85°C (-40 to 185°F)
30G peak, 11±1ms pulse width
50G peak, 11±1ms pulse width
5G @ 10-500Hz per IEC 68-2-6
(see graph on next page)

Conductors

See publication DN-6.7.2

Cordsets

5 pin micro (12mm) style connectors

Enclosure

Meets IP67

Certifications
(When product is marked)

c-UL-us UL Listed Industrial Control Equipment,

certified for US and Canada

UL

UL Listed Industrial Control Equipment

CE

1

European Union 89/336/EEC EMC
Directive, compliant with:
EN 50081-2; Industrial Emissions
EN 50082-2; Industrial Immunity
EN 61326; Meas./Control/Lab.,
Industrial Requirements
EN 61000-6-2; Industrial Immunity

C-Tick

1

Australian Radiocommunications Act,

compliant with: AS/NZS 2064;
Industrial Emissions

1.

See the Product Certification link at www.ab.com for Declarations of Conformity, Certificates, and other
certification details.

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