7-33
7-8 Self-diagnostic Test
The Inverter incorporates a self-diagnostic test function that checks
whether RS-422/485 communications are functioning.
If the Inverter has a communications failure, take the steps provided below
to check whether the communications function of the Inverter is normal.
H
Self-diagnostic Test Steps
1.
Set the Parameter
S
Set n056 for multi-function input 7 (S7) to 35 through the Digital Operator.
2.
Turn OFF the Inverter and Wire the Terminal
S
Turn OFF the Inverter and wire the following control terminals. At this time, make
sure that all other circuit terminals are open.
Set SW1 to NPN.
Connect S7 and SC.
Connect R+ and S+.
Connect R-- and S--.
3.
Turn ON the Inverter and Check the Display
S
Turn ON the Inverter.
S
Check the display on the Digital Operator.
Normal
The display is normal with no error code displayed.
Fault
The display shows “CE” (communications time-over) or “CAL” (communications
standby). In either case, the communications circuit of the Inverter is broken.
Replace the Inverter.
Communications
Chapter 7
Содержание SYSDRIVE 3G3MV A2002
Страница 1: ...USER S MANUAL SYSDRIVE 3G3MV Multi function Compact Inverter Cat No I527 E2 02...
Страница 15: ...Chapter 1 Overview 1 1 Function 1 2 Nomenclature 1 3 New Features 1...
Страница 24: ...Chapter 2 Design 2 1 Installation 2 2 Wiring 2...
Страница 69: ...Chapter 3 Preparing for Operation and Monitoring 3 1 Nomenclature 3 2 Parameter Copy and Verify Function 3...
Страница 89: ...Chapter 4 Test Run 4 1 Procedure for Test Run 4 2 Operation Example 4...
Страница 286: ...Chapter 9 Specifications 9 1 Inverter Specifications 9 2 Option Specifications 9...
Страница 296: ...9 11 D 3G3MV PFI1040 E Three 5 dia holes Four M4 holes for Inverter mounting use Specifications Chapter 9...
Страница 298: ...9 13 D 3G3MV PFI2030 E Four M4 holes for Inverter mounting use Three 5 dia holes Specifications Chapter 9...
Страница 299: ...9 14 D 3G3MV PFI2050 E Four M5 holes for Inverter mounting use Three 6 dia holes Specifications Chapter 9...
Страница 301: ...9 16 D 3G3MV PRS3030V Four M5 holes for Inverter mounting use Three 6 dia holes Specifications Chapter 9...
Страница 311: ...Chapter 10 List of Parameters 10...
Страница 342: ...Chapter 11 Using the Inverter for a Motor 11...
Страница 348: ...Appendix A Standard Models...