YOKOGAWA CA51 - User Manual

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User’s

Manual

Model CA51, CA71

HANDY CAL

(Calibrator)

IM CA71-E

13th Edition: November 2021 (YMI)

IM CA71-E

Store this manual in an easily accessible

place for quick reference.

Main Page

Introduction2
Checking Items In The Package4
Precautions For Safe Use Of The Instrument7
Précautions D'usage Pour Utiliser L'appareil En Toute Sécurité11
Table of Contents15
Functions18
Names And Functions Of Parts22
Before Starting Source/Measurement28
Source39
Connecting Cables to Terminals40
Sourcing DC Voltage, DC Current or SINK Current Signal42
Sourcing DC Voltage or DC Current Signal42
Ma Function43
Ma SINK Function44
Using as 24-V Loop Power Supply45
Sourcing Resistance or RTD Signal46
Sourcing Thermocouple (TC) Signals48
When RJ Sensor Is Used (Making Use of Reference Junction Compensation)48
When no RJ Sensor Is Used51
Sourcing Pulse Signals52
Sourcing a Continuous Pulse Train52
Sourcing the Preset Number of Pulses (Pulse Cycle)54
Using the Contact Output56
Divided Output Function (N/M)58
Sweep Function59
Auto Step Function59
Temperature Monitor Function60
Measurement61
Connecting Cables to Terminals62
Measuring 300 V AC-Range Voltage, DC Voltage, AC Voltage or DC Current65
Measuring 300 V AC-Range Voltage65
Measuring DC or AC Voltage66
Measuring DC Current66
Measuring Resistance or RTD (CA71 Only) Signal67
Measuring Temperature with68
Thermocouple (TC) - CA71 Only68
Measuring Frequency or Pulses69
Operating the Calibrator for Frequency69
Measurement69
Operating the Calibrator for Measuring Number of69
Pulses69
Memory Functions71
Saving Data into Memory72
Saving Data in the Order of Memory Numbers72
Saving Data by Selecting Desired Memory Number74
Overwriting Data in Memory74
Reading Data from Memory75
Clearing Data in Memory76
Clearing Data by Selecting Desired Memory Number76
Tip76
Press the76
Step 1: Press the76
Key Once76
Step 2: Pressing the76
Whose Data You Want to Read76
Clearing All In-Memory Data Globally77
Sending out Data from Memory - CA71 Only77
Functions Provided By Dip Switch78
Sweep Function79
Auto Step Function81
Selecting the INT RJ Function83
Selecting the IPTS-68 Function84
Switch Not Used84
Temp Switch84
Selecting the Contact in Function (Contact Input for Pulse Measurement)84
Communication Function - Ca71 Only85
Cables Connection and Interface Specifications85
Setting the Mode86
Types of Mode86
The LCD Shows86
Tip86
Data Format87
Data Structure87
Commands88
Detailed Description of Commands89
Troubleshooting And Calibration96
Method Of Calibrator Adjustment98
Calibration Standard Selection and Environmental Requirements98
Adjusting Source Functions100
Adjusting Measurement Functions104
Adjusting DC Voltage and DC Current Ranges104
Adjusting AC Voltage and Resistance106
(400 Ω) Ranges106
Notes on the Adjustment of Temperature Ranges107
CAL71 Only107
Post-Adjustment Verification107
Using Accessories108
Specifications109
13. Regulations and Sales in Various Countries and Regions115
Waste Electrical and Electronic Equipment (WEEE)115
Batteries and Waste Batteries115
Authorized Representative in the EEA116
Disposal116
For the Pollution Control of Electronic and Electrical Products of the People's Republic of China117
Appendix 1 Reference Junction Compensation118

Brand	YOKOGAWA
Model	CA51
Category	Test Equipment
Language	English

YOKOGAWA CA51 - User Manual

Table of Contents

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