Hioki RM3544 User Manual

Contents
ii
6.3 Changing Panel Names .....................75
6.4 Deleting Panel Data ...........................76
Chapter 7 System Settings 77
7.1 Disabling and Enabling Key Operations
...........................................................78
 Disabling Key Operations
(Key-Lock Function) ................................. 78
 Re-Enabling Key Operations
(Key-Lock Cancel) ................................... 79
7.2 Power Line Frequency Manual Setting
...........................................................80
7.3 Enabling or Disabling the Key Beeper 82
7.4 Adjusting Screen Contrast ..................83
7.5 Adjusting the Backlight .......................84
7.6 Initializing (Reset) ...............................85
 Default Settings ........................................ 87
Chapter 8 External Control
(EXT I/O) 89
8.1 External Input/Output Connector
and Signals......................................... 90
 Switching between Current Sink (NPN) and
Current Source (PNP) .............................. 90
 Connector Type and Signal Pinouts ........ 91
 Signal Descriptions .................................. 93
8.2 Timing Chart .......................................97
 From Start of Measurement to Acquisition
of Judgment Results ................................ 97
 Zero-adjustment timing ............................ 99
 Panel Load Timing ................................. 100
 BCD Signal Timing ................................. 100
 Output Signal State at Power-On ........... 101
 Acquisition Process When Using an
External Trigger ..................................... 102
8.3 Internal Circuitry ...............................104
 Electrical Specifications ......................... 106
 Connection Examples ............................ 107
8.4 External I/O Settings ........................108
 Setting Measurement Start Conditions
(Trigger Source) ..................................... 108
 Setting the TRIG Signal Logic ................ 110
 Eliminating TRIG/PRINT Signal Chatter
(Filter Function) ...................................... 112
 Setting EOM Signal ................................ 114
 Switching Output Modes
(JUDGE Mode/ BCD Mode) ................... 116
8.5 Checking External Control ............... 117
 Performing an I/O Test
(EXT I/O Test Function) ......................... 117
8.6 Supplied Connector Assembly ......... 119
Chapter 9 Communications
(USB/ RS-232C
Interface) 121
9.1 Overview and Features .................... 121
 Specifications ......................................... 122
9.2 Preparations before Use
(Connections and Settings) ............. 123
 Using the USB Interface ......................... 123
 Using the RS-232C Interface ................. 126
9.3 Controlling the Instrument with
Commands and Acquiring Data ....... 130
 Remote and Local States ....................... 130
 Displaying Communications Commands
(Communications Monitor Function) ...... 131
9.4 Auto-Exporting Measured Values (at End
of Measurement) (Data Output Function)
.......................................................... 133
Chapter 10Printing (Using an
RS-232C Printer) 137
10.1 Connecting the Printer to the Instrument
.......................................................... 137
10.2 Printing ............................................. 140
 Printing Measured Values and Comparator
Judgments .............................................. 140
 Printing List of Measurement Conditions
and Settings ........................................... 140
Chapter 11Specifications 145
11.1 Instrument Specifications ................. 145
 Measurement Ranges ............................ 145
 Measurement Method ............................ 145
 Measurement Specifications .................. 146
 About Instrument Accuracy .................... 148
 Functions ................................................ 149
 Interface ................................................. 154

Hioki RM3544 Specifications

General

Brand	Hioki
Model	RM3544
Category	Measuring Instruments
Language	English