Related Manuals for Landis+Gyr CU-B2
Summarization of Contents
Document Overview
Scope, Purpose, and Audience
Covers range of validity, purpose, related documents, target audience, and manual structure.
User Qualifications
Specifies that users require basic electrical engineering knowledge and training.
Device Description
CU-Bx Overview and Type Designation
Provides a general view of the CU-Bx, its purpose, and type designation details.
CU-Bx Versions
Lists the different versions of the CU-Bx communication unit based on interfaces.
Technical Specifications
Pulse Input (S0) Specifications
Details operating conditions, standards, and type for S0 pulse inputs.
RS485 Interface Specifications
Covers RS485 interface type, standard, and operating conditions.
RS232 Interface and Connectivity
RS232 Interface Details
Describes RS232 interface type, standard, operation, and conditions.
Physical Dimensions and External Connections
Lists CU-Bx physical dimensions and illustrates external connection points.
Connection Diagrams
CU-B2 and CU-B1/B4 Connection Diagrams
Presents connection diagrams for CU-B2 (RS485) and CU-B1/B4 (RS232/RS485).
Internal Meter Connections
Details the internal connections to the meter via p.c.b. connectors.
RS485 Diagram for CU-B2
RS485 Pin Allocation CU-B2
Details the pin assignment for RS485 on the CU-B2 version.
Safety Information and Responsibilities
Safety Symbols and General Information
Explains safety symbols and provides general safety guidance.
User Responsibilities
Outlines the responsibilities of the meter owner for personnel safety.
Safety Regulations
Mandatory Safety Practices
Lists critical safety regulations to be observed during operation and installation.
Mechanical Construction
CU-Bx Unit Fitted in Meter
Illustrates the physical integration of the CU-Bx unit within the meter.
CU-Bx Connection Interfaces
Shows the external connectors for the CU-Bx communication unit.
Face Plate Details
CU-Bx Face Plate Elements
Details the components and labels on the CU-Bx face plate, including LEDs and inputs.
Functionality Overview
Pulse Inputs (S0 Interfaces)
Describes how CU-Bx receives and records pulses from external generators via S0 interfaces.
RS485 Interface Function
Explains the RS485 interface capabilities, standards, and network configurations.
RS232 Interface Functionality
RS232 Interface Operation
Details the RS232 interface, its use with modems, computers, and protocols.
Receive and Transmit Times
Explains timing parameters for communication, especially in telephone answering mode.
Communication Windows and LEDs
Emergency and Time Windows
Describes emergency and time windows for remote communication access.
LED Indicators
Explains the function of the CON, Rx, and Tx LEDs on the CU-Bx unit.
Interface Application Examples
Single Application Example
Illustrates a single meter application using RS232 with a modem.
Multiple Application Example
Shows a master-slave setup with CU-B1/B4 as master and CU-B2 as slaves.
Advanced Interface Applications
Multiple CU-B1/B4 Application
Demonstrates an application with multiple CU-B1/B4 units using RS485 for common readout.
Installation and Commissioning
Installation Introduction and Prerequisites
Outlines personal/technical conditions for installation and lists required materials/tools.
Fitting the CU-Bx Unit
Meter Preparation for Fitting
Describes steps for preparing the meter before fitting the CU-Bx unit.
Connecting the CU-Bx Unit
Connection Precautions and Procedures
Provides safety precautions and general procedure for connecting conductors.
Connecting Signal Inputs
Signal Input Connection Procedure
Details the step-by-step process for connecting signal inputs to screwless terminals.
Connecting Communication Interfaces
RS232 Pin Allocation
Provides the pin allocation for connecting RS232 to a PC, terminal, or laptop.
RS485 Interface Connection
RS232 to Modem Connection
Details the pin allocation for connecting RS232 to a modem.
External RS485 Wiring Rules
Specifies the essential wiring requirements for correct RS485 operation.
Commissioning and Functional Check
Operation and Check Procedure
Outlines the steps for putting the installed CU-Bx into operation and performing checks.
Measures in Event of Faults
Removing the CU-Bx Unit
Describes the precautions and steps for safely removing the CU-Bx unit.
Repairing the CU-Bx Unit
Explains the procedure for sending the CU-Bx unit for repair.
Decommissioning and Disposal
Electronic Waste Treatment
Mandates professional electronic waste treatment for the product.
Disposal and Environmental Regulations
Provides general guidelines for component disposal and environmental protection.
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