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Page 5 PRC70-EN-V2.1 12/11
5 Calibrator Description
Refer to Figure 1
1. LCD
display
2. Digit up/down adjust buttons
3. Control
keypad
4. Measurement
terminals
5. Source
terminals
Figure 1 – Meter Description
5.1 Measurement/ Source Terminals
Figure 2 shows the calibrator’s measurement /source terminals. Table 3 explains their use.
Figure 2 - Measurement/ Source Terminals
Table 3 - Measurement/ Source Terminals
Terminal Function
1
Common (COM) return
(
-
)
terminal for all
measurement functions
2
Measurement Signals
(
+
):
DCV, OHM, FREQ,
TC, RTD, SWITCH, and CONT (continuity)
3
Measurement Signal
(
+
):
mADC
4
3W Terminal
:
measurement terminal of the 3W
OHM, RTD
LOOP Terminal
:
+24VDC Loop Power Terminal
5
Source Signal:
(
+
)
DCmA
6
Source Signals
:(
-
)
OHM
、
RTD
7
Common (COM) return
(
-
)
terminal for source
functions
8
Source Signal
(
+
)
DCV, OHM, TC, RTD, XMT,
FREQ, CYC, and SWITCH
Source Signal:
(
-
)
mADC
1
2
4
3
5
Содержание PRC70
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