vii
List of Figures
Figure Title
Page
1-1.
Input and Output Terminals and Connectors .................................................. 1-5
1-2.
Pushbuttons..................................................................................................... 1-6
1-3.
Calibrator Function Keys................................................................................ 1-8
1-4.
Rear Panel View ............................................................................................. 1-11
2-1.
Connection to Simulate Temperature Using a Thermocouple........................ 2-2
2-2.
Connection to Simulate a RTDTemperature................................................... 2-3
2-3.
Connection for Setting DC Voltage Output.................................................... 2-7
2-4.
Connection for Setting Resistance Output ...................................................... 2-8
2-5.
Connection for Setting Current Output........................................................... 2-9
3-1.
Measuring Resistance Using a 4-Wire to 2-Wire Connection ........................ 3-2
3-2.
Measuring Temperature with a Thermocouple............................................... 3-3
3-3.
Measuring Temperature Using RTDs............................................................. 3-5
3-4.
Measuring Temperature using an RTD Probe ................................................ 3-6
4-1.
Testing the RS-232 Port.................................................................................. 4-2
4-2.
Typical RS-232 Remote Control Connections ............................................... 4-4
4-3.
Typical IEEE-488 Remote Control Connections............................................ 4-6
4-4.
Testing the IEEE-488 Port .............................................................................. 4-7
4-5.
Status Register Overview................................................................................ 4-24
4-6.
Status Byte and SRE Bit Definitions .............................................................. 4-25
6-1.
Accessing the Fuse.......................................................................................... 6-3
6-2.
Measuring DC Current.................................................................................... 6-6
6-3.
Testing TC Output .......................................................................................... 6-7
6-4.
Connections for CJC Calibration .................................................................... 6-8
6-5.
Connections for Measuring TC Input ............................................................. 6-9
6-6.
Connection for Measuring Resistance Output ................................................ 6-10
6-7.
1281 Connection Diagram .............................................................................. 6-12
6-8.
Connection for Measuring Ohms.................................................................... 6-14
6-9.
Exploded View of the 525A ........................................................................... 6-16
Содержание 525A
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