Lenze SCF Series Drives Modbus Communications Manuel d'utilisateur

SCF Series Drives Modbus Communications Reference Guide

RG-SFMOD 6Drive Setup & Operation4 SCF Drive Setup & Operation4.1 Serial AddressAll AC Tech drives have a Serial Address Parameter that must

7 RG-SFMODDrive Setup & Operation4.4 Unlocking & Locking ControlsRegisters #48 and #1 are used in Unlocking and Locking Controls.• A write

RG-SFMOD 8Drive Setup & Operation4.6 Watchdog TimerAll AC Tech drives are equipped with a Serial Link “Watchdog Timer”. If the Modbus Master wish

9 RG-SFMODDrive Setup & Operation4. If the Watchdog Timer is enabled, keep it from timing out by ensuring that repeated reads of drive status (

RG-SFMOD 10Drive Control & Communication5 SCF Drive Control RegistersTable 5 describes the SCF Drive Control Registers in ascending order of AC T

11 RG-SFMODDrive Control & Communication5.1 AbbreviationsTable 6 lists the abbreviations used in Table 5 SCF Drive Control Registers:Table 6: Abb

RG-SFMOD 12Drive Control & CommunicationNOTE 1 - Drive Control• During each write to Register #1 only one bit should be set in the drive control

13 RG-SFMODDrive Control & Communication5.4 Drive Status - Registers #24-295.4.1 Reading Register #24When reading register #24, the group of wo

RG-SFMOD 14Drive Control & Communication5.4.2 Operational Status - Register #26Table 10 lists the Operational Status (byte D3L or Register #26 DL

15 RG-SFMODDrive Control & Communication5.4.5 Speed Command Source - Registers #24 & 28Table 13 lists the Speed Command Source (Register #24

This documentation applies to the use of an SCF Series Variable Frequency Drive in a Modbus Network and should be used in conjunction with the SCF Ser

RG-SFMOD 16Drive Control & Communication5.4.7 Present Fault - Registers #24 & 29Table 15 lists the Present Fault (Register #24 byte D6H of Re

17 RG-SFMODDrive Control & Communication5.5 Motor Volts - Register #30Output Voltage to the motor expressed as a percentage of nominal drive vol

RG-SFMOD 18Drive Control & Communication6 SCF Programming Parameters6.1 FormatNOTE - Parameter VersionThe Parameter List presented in Section 6.2

19 RG-SFMODDrive Control & Communication6.2 Parameter ListAC TechRegisterNumber(hexadecimalrepresentation)Parameter 1Parameter Name Range of Adj

RG-SFMOD 20Drive Control & CommunicationAC TechRegisterNumber(hexadecimalrepresentation)Parameter 1Parameter Name Range of AdjustmentModbus value

21 RG-SFMODDrive Control & CommunicationAC TechRegisterNumber(hexadecimalrepresentation)Parameter 1Parameter Name Range of AdjustmentModbus value

RG-SFMOD 22Drive Control & CommunicationAC TechRegisterNumber(hexadecimalrepresentation)Parameter 1Parameter Name Range of AdjustmentModbus value

23 RG-SFMODDrive Control & CommunicationNOTE 5 - AC Tech Register #100, Parameter 50 - Fault HistoryWhen parameter #100 is read, the number of re

RG-SFMOD 24Drive Control & CommunicationNOTE 6 - AC Tech Register #101, Parameter 51 - Software VersionWhen parameter #101 is read, the number of

25 RG-SFMODDrive Control & Communication7 Quick Start InstructionsFollow these Quick Start instructions to use ModBus Communications for basic n

i RG-SFMODContents1 Safety Information ...

RG-SFMOD 26Drive Control & Communication7.2 Drive Control1. Start/Stop Control: Please be advised that while the drive is under network control

27 RG-SFMODDrive Control & Communication7.4 Basic Drive StatusAC Tech register 24 is a 6 word entity containing the drive’s status information.

Lenze AC Tech Corporation630 Douglas Street • Uxbridge MA 01569 • USASales: 800-217-9100 •Service: 508-278-9100www.lenze-actech.comRG-SFMOD-e7

RG-SFMOD iiContents5 SCF Drive Control Registers ...105.1

1 RG-SFMODSafety Information1 Safety Information1.1 Warnings, Cautions and Notes1.1.1 GeneralSome parts of Lenze controllers (frequency inverters,

RG-SFMOD 2Safety Information1.1.4 Electrical ConnectionWhen working on live drive controllers, applicable national regulations for the prevention of

3 RG-SFMODIntroduction2 IntroductionThis document defines the specifics required for Modbus serial communication with a Lenze-AC Tech standard SCF Ser

RG-SFMOD 4Introduction06 Preset Single Register (4X references). Write single register.16 Preset Multiple Registers (4X references). Although the fu

5 RG-SFMODData & Register Format3 Data Representation - Internal and External3.1 Register FormatAll registers are 16 bits. The data within the