Additel 221A Multifunction Temperature Calibrator User Manual - Manual (Page 27)

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20
7.2 Introduction of Jacks Function
Table 7‐1
Jacks Introduction
2& 9
①Voltage measurement②current measurement ③resistance measurement (2W)④
limit switchtest ⑤pulse measurement ⑥frequency measurement
2, 9 & 10 Resistance measure (3W)
1, 2, 9 & 10 Resistance measure (4W)
1 & 10 HART communication ( only HART is available )
4 & 7
①Voltage source②current source (external power supply)③pulse source
④frequency source
4 & 5 Current source (internal 24V dc power supply)
3 & 8 Resistance source
5 & 6 24V dcloop source
11
Jack for thermocouplemeasurement
The calibrator can provide automaticcold junction compensation function when this jack
is used
12
Jack for simulating thermocouple
The calibrator can provide the automatic cold junction compensation function when this
jack is used
Pressure module Connecting CDP pressure modules