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ABB TU849 3BSE042560R1 S800 I/O Redundant Module Termination Unit

ABB/

ABB TU849 3BSE042560R1 S800 I/O Redundant Module Termination Unit

Manufacturer:ABB

Product Number:TU849 3BSE042560R1

Product Type:Redundant Module Termination Unit

Origin:Sweden (SE)

Dimensions:124 x 186.5 x 47 mm

Weight:0.45 kg

Views:4

Payment Methods:T/T, PayPal, Western Union

Condition:New & In Stock

Shipping Port:Xiamen, China

Warranty:1 Year

Lead Time:1-3 Working Days

Certificate:COO

Courier partners:DHL, UPS, TNT, FedEx and EMS.

Business hours:7*24


  • Product Details
  • FAQs
  • Related
  • Contact Us
  • Packing & Delivery
Company Information
E-mail sales@xmjzjsgs.com
Mobile +8613666033393
Whatsapp +8613666033393
WeChat 13666033393
Add Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China

Product Overview

The ABB TU849 is a passive Module Termination Unit (MTU) designed for the redundant configuration of the Optical ModuleBus Modem TB840/TB840A within the System 800xA architecture. It provides dual power supply inputs, secure DIN rail mounting, mechanical keying, and configurable cluster addressing, ensuring high reliability in automation environments.


Technical Specifications

Parameter Value
Product Type Redundant Module Termination Unit (MTU)
Article Number 3BSE042560R1
Supported Modems TB840 / TB840A
Power Supply Dual 24 V DC (19.2–30 V DC)
ModuleBus Single electrical ModuleBus
ModuleBus Current Distribution 5 V – max 1.5 A, 24 V – max 1.5 A
Power Dissipation 2.5 W
Cluster Address Rotary switch (1–7)
Mechanical Keys 36 configurations (6 positions × 6)
Wire Size 0.2 – 2.5 mm² (24–12 AWG)
Mounting DIN rail (vertical or horizontal)
Rated Insulation Voltage 50 V
Dielectric Strength 500 V AC
Operating Temperature 55°C (horizontal), 40°C (vertical)
Storage Temperature -25°C to +70°C
Protection Class IP20
Certifications cULus, ATEX Zone 2, CE, ABS, DNV-GL, BV, LR
RoHS/WEEE Compliance Yes
Dimensions (W x H x D) 124 × 186.5 × 47 mm
Weight 0.45 kg

Applications

  • Redundant configuration for TB840/TB840A optical modems

  • Industrial automation systems using ABB System 800xA

  • Control system applications requiring reliable dual power input

  • I/O extension setups with non-redundant I/O networks

  • Environments needing secure DIN rail module mounting


Product Advantages

  • Redundancy Ready: Supports two TB840/TB840A modems and dual power supplies

  • Secure Configuration: Mechanical keying prevents incorrect module insertion

  • Simplified Installation: Tool-operated latch for DIN rail locking

  • Flexible Mounting: Vertical or horizontal installation options

  • Addressable Networking: Rotary switch for quick cluster addressing

  • Certified for Harsh Environments: IP20 protection, ATEX Zone 2, marine approvals


FAQ

Q1: What is the function of the TU849?
A1: It serves as a termination unit for connecting TB840/TB840A to non-redundant I/O in redundant configurations.

Q2: Can the TU849 be hot-swapped?
A2: No, the TU849 does not support hot-swapping.

Q3: What type of power supply does it support?
A3: It supports dual 24 V DC power supplies, with a range of 19.2–30 V DC.

Q4: How many address clusters can be configured?
A4: The rotary switch allows up to 7 address clusters (1 to 7).

Q5: What mounting options are supported?
A5: The unit supports both vertical and horizontal DIN rail mounting.

Q6: Does it support redundant ModuleBus connections?
A6: No, it connects to a single electrical ModuleBus.

Q7: Is the TU849 compliant with RoHS directives?
A7: Yes, it meets RoHS compliance under directive 2011/65/EU.

Q8: Can it operate in marine environments?
A8: Yes, it holds certifications from ABS, BV, DNV-GL, and LR.

Q9: What is the rated insulation voltage?
A9: The rated insulation voltage is 50 V.

Q10: How many mechanical keying combinations are available?
A10: There are 36 possible mechanical keying configurations.


Related Models (Same Series or Function)

Model Description Dimensions (mm) Weight (kg)
TU848 MTU for redundant I/O with TB840/TB840A 124 × 186.5 × 47 0.45
TU850 MTU for single I/O and TB850 124 × 186.5 × 47 0.45
TU851 MTU for redundant I/O and TB850 124 × 186.5 × 47 0.45
TU852 MTU with extended wiring support 124 × 186.5 × 47 0.45
TU853 MTU for complex I/O wiring setups 124 × 186.5 × 47 0.45
TB840A Optical ModuleBus Modem (used with TU849) 45 × 119 × 132 0.25

Popular ABB Models

Model Description Dimensions (mm) Weight (kg)
PM864AK01 CPU module for AC 800M 185 × 140 × 95 0.7
CI854AK01 Profibus DP communication interface 127 × 51 × 185 0.4
AI810 Analog Input Module (8 channels) 115 × 35 × 120 0.2
DO810 Digital Output Module (16 channels) 115 × 35 × 120 0.2
TU830V1 Extended MTU for S800 I/O 124 × 186.5 × 47 0.45
CI860K01 IEC 61850 communication interface 127 × 51 × 185 0.4

FAQ

Q1: What is the function of the TU849?
A1: It serves as a termination unit for connecting TB840/TB840A to non-redundant I/O in redundant configurations.

Q2: Can the TU849 be hot-swapped?
A2: No, the TU849 does not support hot-swapping.

Q3: What type of power supply does it support?
A3: It supports dual 24 V DC power supplies, with a range of 19.2–30 V DC.

Q4: How many address clusters can be configured?
A4: The rotary switch allows up to 7 address clusters (1 to 7).

Q5: What mounting options are supported?
A5: The unit supports both vertical and horizontal DIN rail mounting.

Q6: Does it support redundant ModuleBus connections?
A6: No, it connects to a single electrical ModuleBus.

Q7: Is the TU849 compliant with RoHS directives?
A7: Yes, it meets RoHS compliance under directive 2011/65/EU.

Q8: Can it operate in marine environments?
A8: Yes, it holds certifications from ABS, BV, DNV-GL, and LR.

Q9: What is the rated insulation voltage?
A9: The rated insulation voltage is 50 V.

Q10: How many mechanical keying combinations are available?
A10: There are 36 possible mechanical keying configurations.

Related Models (Same Series or Function)

Model Description Dimensions (mm) Weight (kg)
TU848 MTU for redundant I/O with TB840/TB840A 124 × 186.5 × 47 0.45
TU850 MTU for single I/O and TB850 124 × 186.5 × 47 0.45
TU851 MTU for redundant I/O and TB850 124 × 186.5 × 47 0.45
TU852 MTU with extended wiring support 124 × 186.5 × 47 0.45
TU853 MTU for complex I/O wiring setups 124 × 186.5 × 47 0.45
TB840A Optical ModuleBus Modem (used with TU849) 45 × 119 × 132 0.25

Popular ABB Models

Model Description Dimensions (mm) Weight (kg)
PM864AK01 CPU module for AC 800M 185 × 140 × 95 0.7
CI854AK01 Profibus DP communication interface 127 × 51 × 185 0.4
AI810 Analog Input Module (8 channels) 115 × 35 × 120 0.2
DO810 Digital Output Module (16 channels) 115 × 35 × 120 0.2
TU830V1 Extended MTU for S800 I/O 124 × 186.5 × 47 0.45
CI860K01 IEC 61850 communication interface 127 × 51 × 185 0.4

ABB TU849 3BSE042560R1 S800 I/O Redundant Module Termination Unit

Company Information
E-mail sales@xmjzjsgs.com
Mobile +8613666033393
Whatsapp +8613666033393
WeChat 13666033393
Add Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China

Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.

As for the delivery time, when we receive your order requirements, we will arrange for warehouse personnel to test and verify the products. After you place the order, we will send it to you within 24 hours.

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