ABB Basic Unit 07KT98 07 KT 98 R220 (PROFIBUS-DP) GJR5253100R0220

The ABB 07 KT 98 R220 is a versatile basic unit featuring an integrated PROFIBUS-DP coupler for decentralized automation systems. This unit is suitable for applications requiring robust communication and reliable data handling in industrial automation environments.

Key Features and Functionality

Memory and Data Management

User Program Memory: 1 MB
User Data Memory: 1 MB + 256 kB RETAIN + 128 kB Flash EPROM
SmartMedia Card: For operating system, user program, and user data storage.

I/O Capabilities

Digital Inputs:
- 24 inputs in 3 groups of 8 (electrically isolated).
Digital Outputs:
- 16 transistor outputs in 2 groups of 8 (electrically isolated).
Digital I/O:
- 8 inputs/outputs in 1 group (electrically isolated).
Analog Inputs:
- 8 individually configurable inputs:
  - Voltage: 0–10 V, 0–5 V, ±10 V, ±5 V.
  - Current: 0–20 mA, 4–20 mA.
  - Temperature Sensors: Pt100 (2-wire or 3-wire).
  - Differential Inputs or configurable as digital inputs.
Analog Outputs:
- 4 individually configurable outputs:
  - Voltage: ±10 V.
  - Current: 0–20 mA, 4–20 mA.

Communication Interfaces

Serial Ports:
- COM1 and COM2 as MODBUS interfaces, programmable, and for testing.
Parallel Interfaces:
- Supports couplers like 07 KP 90 (RCOM), 07 KP 93 (2 × MODBUS), 07 MK 92 (custom configurations).
System Bus: CS31 for system expansion.

Integrated PROFIBUS-DP Coupler

Processor:
- 8-bit processor with interrupt and DMA controller.
Memory:
- 8 kB DP RAM, 512 kB Flash EPROM, 368 kB RAM.
Interface Connector:
- 9-pole SUB-D, female.
Transmission Standard:
- EIA RS-485.
Baud Rate:
- 9.6 kBit/s to 12 MBit/s.
Maximum Cable Length:
- Varies by baud rate:
  - 1200 m (9.6/19.2/93.75 kBit/s).
  - 100 m (12 MBit/s).

Diagnostic and Control Features

High-Speed Counter:
- 2 counters configurable up to 50 kHz in 7 modes.
Real-Time Clock: Integrated.
LED Indicators:
- Display statuses, operating conditions, and errors.

Power Supply

Voltage: 24 V DC.

Programming and Configuration

Programming Software:
- 907 AC 1131 as of version 4.2.1 for PROFIBUS-DP.
Online Program Modification:
- Supported without operational interruptions.

Physical Specifications

Mounting:
- DIN rail or screw-based.
Terminal Blocks:
- Detachable for convenient installation.

Technical Data of PROFIBUS-DP Coupler

Feature	Specification
Processor	8-bit with interrupt and DMA controller
Memory	8 kB DP RAM, 512 kB Flash EPROM, 368 kB RAM
Connector	9-pole SUB-D, female
Transmission Standard	EIA RS-485
Baud Rate	9.6 kBit/s to 12 MBit/s
Max Cable Length	1200 m (9.6 kBit/s), 100 m (12 MBit/s)
Participants	32 per segment, up to 126 with repeaters

Ordering Information

Order Number: GJR5 2531 00 R0220
Model: 07 KT 98 R220 (PROFIBUS-DP)

Applications

The 07 KT 98 R220 is ideal for:

Decentralized automation systems using PROFIBUS-DP.
Stand-alone control units with real-time communication needs.
Systems requiring flexible analog and digital I/O configurations.

Related Models with PROFIBUS-DP

Model	Order Number	Features
07 KT 98 R120	GJR5 2531 00 R0120	PROFIBUS-DP
07 KT 98 R162	GJR5 2531 00 R0162	ARCNET + PROFIBUS-DP
07 KT 98 R262	GJR5 2531 00 R0262	ARCNET + PROFIBUS-DP
07 KT 98 R272	GJR5 2531 00 R0272	Ethernet + PROFIBUS-DP

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