ABB TU891 3BSC840157R1 S800 I/O Module Termination Unit Excellent PLC Co.,Ltd

PLC and DCS professional supplier

ABB TU891 3BSC840157R1 S800 I/O Module Termination Unit

Manufacturer:ABB

Product Number:TU891 3BSC840157R1

Product Type:Module Termination Unit

Origin:Sweden (SE)

Dimensions:64 x 194 x 58 mm

Weight:0.17 kg

Views:112

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
  • Product Ratings
Company Information
E-mail [email protected]
Mobile +8613666033393
Whatsapp +8613666033393
WeChat 13666033393
Add Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China

ABB TU891 3BSC840157R1 S800 I/O Module Termination Unit

Product Overview

The ABB TU891 3BSC840157R1 is a compact Termination Unit (MTU) used within the S800 I/O system. It enables mechanical and electrical interfacing between the I/O modules and field wiring. Designed for use with intrinsically safe (IS) analog and digital modules, it ensures proper signal distribution, ModuleBus extension, and mechanical keying for safety-critical installations.


Technical Specifications

Parameter Description
Article Number 3BSC840157R1
Type Compact
Channels 8
Voltage 24 V
Max. Current per Channel 2 A
Dielectric Test Voltage 500 V AC
Dimensions (W x H x D) 64 x 194 x 58 mm
Weight 0.17 kg
Mounting Horizontal, DIN rail
Process Connectors 27 gray terminals
Supported Modules AI890, AI893, AI895, AO890, AO895, DI890, DO890
Ambient Temperature 0°C to +55°C (Operation), -40°C to +70°C (Storage)
Protection Class IP20
Wire Sizes (Solid) 0.2 – 4 mm²
Wire Sizes (Stranded) 0.2 – 2.5 mm², 24–12 AWG
Certifications CE, RoHS, WEEE, ABS, BV, DNV-GL, LR
EMC Compliance EN 61000-6-2, EN 61000-6-4
Safety Standards IEC 61131, EN 61010-1, EN 61010-2-201

Applications

  • Intrinsically safe (IS) analog and digital I/O interfacing

  • Distributed control systems using ABB’s 800xA

  • Oil & Gas and Petrochemical automation systems

  • Power generation control systems

  • Marine and offshore automation environments


Advantages

  • Supports IS-rated modules for hazardous areas

  • Compact and efficient DIN rail mounting

  • Mechanical keying ensures correct module insertion

  • Provides reliable signal distribution and bus extension

  • CE, marine, and industrial certifications for wide applicability

  • Robust design suitable for harsh environments


Frequently Asked Questions (FAQ)

Q1: What modules are compatible with the TU891?
A1: Compatible modules include AI890, AI893, AI895, AO890, AO895, DI890, and DO890.

Q2: What is the maximum rated voltage and current per channel?
A2: The unit supports up to 50 V and 2 A per channel.

Q3: Can the TU891 be used in hazardous environments?
A3: Yes, it is designed for intrinsically safe I/O modules used in hazardous areas.

Q4: How is the TU891 mounted?
A4: It is DIN rail-mounted horizontally.

Q5: What wire sizes are supported?
A5: Solid wires 0.2–4 mm², stranded wires 0.2–2.5 mm² (24–12 AWG).

Q6: What certifications does the TU891 hold?
A6: CE, RoHS, WEEE, and marine certifications like ABS, BV, DNV-GL, and LR.

Q7: Does the TU891 include mechanical keying?
A7: Yes, it prevents incorrect module insertion using mechanical keys.

Q8: What is the operating temperature range?
A8: From 0°C to +55°C during operation and -40°C to +70°C in storage.

Q9: Is the TU891 suitable for redundant I/O setups?
A9: No, it supports single I/O configurations only.

Q10: What is the protection rating of this unit?
A10: It has an IP20 rating according to IEC 60529.


Related Models from the Same Series

Model Description Dimensions (mm) Weight
TU810 Compact MTU 64 x 194 x 58 0.17 kg
TU830V1 Extended MTU with pluggable terminals 110 x 230 x 63 0.24 kg
TU812V1 MTU with relay socket support 64 x 194 x 58 0.17 kg
TU851V1 High integrity MTU 64 x 194 x 58 0.18 kg
TU890 IS MTU for S800 I/O 64 x 194 x 58 0.17 kg
TU892 IS MTU with dual I/O connections 64 x 194 x 58 0.18 kg

Popular ABB Models

Model Description Dimensions (mm) Weight
AI890 Analog Input Module IS, 8 ch 87 x 107 x 59 0.20 kg
AO895 Analog Output Module IS, 4 ch 87 x 107 x 59 0.22 kg
DI890 Digital Input Module IS, 8 ch 87 x 107 x 59 0.20 kg
DO890 Digital Output Module IS, 8 ch 87 x 107 x 59 0.21 kg
PM861K01 Controller Processor Unit Kit 197 x 140 x 80 1.10 kg
CI854AK01 Profibus DP Communication Interface 87 x 107 x 59 0.20 kg

Frequently Asked Questions (FAQ)

Q1: What modules are compatible with the TU891?
A1: Compatible modules include AI890, AI893, AI895, AO890, AO895, DI890, and DO890.

Q2: What is the maximum rated voltage and current per channel?
A2: The unit supports up to 50 V and 2 A per channel.

Q3: Can the TU891 be used in hazardous environments?
A3: Yes, it is designed for intrinsically safe I/O modules used in hazardous areas.

Q4: How is the TU891 mounted?
A4: It is DIN rail-mounted horizontally.

Q5: What wire sizes are supported?
A5: Solid wires 0.2–4 mm², stranded wires 0.2–2.5 mm² (24–12 AWG).

Q6: What certifications does the TU891 hold?
A6: CE, RoHS, WEEE, and marine certifications like ABS, BV, DNV-GL, and LR.

Q7: Does the TU891 include mechanical keying?
A7: Yes, it prevents incorrect module insertion using mechanical keys.

Q8: What is the operating temperature range?
A8: From 0°C to +55°C during operation and -40°C to +70°C in storage.

Q9: Is the TU891 suitable for redundant I/O setups?
A9: No, it supports single I/O configurations only.

Q10: What is the protection rating of this unit?
A10: It has an IP20 rating according to IEC 60529.

Related Models from the Same Series

Model Description Dimensions (mm) Weight
TU810 Compact MTU 64 x 194 x 58 0.17 kg
TU830V1 Extended MTU with pluggable terminals 110 x 230 x 63 0.24 kg
TU812V1 MTU with relay socket support 64 x 194 x 58 0.17 kg
TU851V1 High integrity MTU 64 x 194 x 58 0.18 kg
TU890 IS MTU for S800 I/O 64 x 194 x 58 0.17 kg
TU892 IS MTU with dual I/O connections 64 x 194 x 58 0.18 kg

Popular ABB Models

Model Description Dimensions (mm) Weight
AI890 Analog Input Module IS, 8 ch 87 x 107 x 59 0.20 kg
AO895 Analog Output Module IS, 4 ch 87 x 107 x 59 0.22 kg
DI890 Digital Input Module IS, 8 ch 87 x 107 x 59 0.20 kg
DO890 Digital Output Module IS, 8 ch 87 x 107 x 59 0.21 kg
PM861K01 Controller Processor Unit Kit 197 x 140 x 80 1.10 kg
CI854AK01 Profibus DP Communication Interface 87 x 107 x 59 0.20 kg

ABB TU891 3BSC840157R1 S800 I/O Module Termination Unit

Company Information
E-mail [email protected]
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.

Click to rate this post!
[Total: 0 Average: 0]

Prev:

Next:

Leave a message