Description

ABB TB825 3BSE036634R1 Optical Media Converter

Configured for optical signal conversion in the ABB Modulebus network, the ABB TB825 3BSE036634R1 (TB825 Optical Media Converter) provides direct physical data transmission conversion between electrical and optical communication interfaces.

Hardware Specifications

Parameter	Specification
Model	TB825 3BSE036634R1
Brand	ABB
Product Type	Optical Media Converter
Origin	Sweden
Weight	0.2 kg
Dimensions	10.2 x 5.1 x 15.2 cm
Communication Protocol	Modulebus
Master or Slave	Slave
Line Redundancy	No
Power Supply	24 VDC
Power Consumption	96 mA typical at 24 VDC
Operating Temp	0 to +55 deg C (+32 to +131 deg F), approvals issued for +5 to +55 deg C
Storage Temp	-40 to +70 deg C (-40 to +158 deg F)
Relative Humidity	5 to 95 %, non-condensing
Hazardous Location Approval	C1 Div 2 cULus, C1 Zone 2 cULus, ATEX Zone 2
Marine Certificates	ABS, BV, DNV-GL, LR

Modulebus Optical Communication Conversion

The ABB TB825 3BSE036634R1 performs optical media conversion within ABB industrial control architectures using Modulebus communication. Therefore, the module transfers communication signals through optical interfaces to support extended network connections and electrical isolation between connected segments.

Additionally, the TB825 operates as a slave device on the Modulebus network. The module supports a 24 VDC power input with a typical current consumption of 96 mA and does not provide line redundancy functionality.

For ABB automation platforms, communication performance depends on the Modulebus configuration, connected controller capacity, and installed firmware compatibility. Furthermore, the optical conversion function helps separate communication segments where electrical signal transmission limitations exist.

Frequently Asked Questions

Q: What communication protocol does the ABB TB825 3BSE036634R1 support?
A: The TB825 supports the ABB Modulebus communication protocol and operates as a slave device within the network structure.

Q: Does the TB825 provide redundant communication lines?
A: No. The TB825 specification indicates that line redundancy is not supported.

Q: What power supply is required for the TB825 module?
A: The TB825 requires a 24 VDC supply and consumes approximately 96 mA under typical operating conditions.

Field Installation Guidelines

• Install the TB825 module according to the ABB system hardware configuration requirements.
• Verify that the 24 VDC power supply polarity matches the module connection specification before energizing the unit.
• Route optical communication cables separately from high-voltage power cables to reduce electromagnetic interference risks.
• Maintain proper optical connector cleanliness because contamination can affect signal transmission quality.
• Confirm hazardous location requirements before installation in classified areas.
• Ensure the ambient temperature and humidity remain within the specified operating limits.

Specifications

• Brand: ABB

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems