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K400 Issue No. 1 27
3.7 Measuring an Input
The DBC series has a dual display. By selecting a measurement (input) option from
the menu using the keys and pressing ent, the working screen shows a dual
display with the dry well temperature (at the bottom) and the selected input (at the
top).
Note:
Leaving the MEASURE section of the Menu Selection Screen to NONE, the
final working screen shows only the dry well temperature (with internal or
external reference).
To show the dry well temperature and a thermocouple input (DBC-TC only):
• Select from the menu screen REF .T and then INTERNAL.
• Using the keys, select from the menu screen MEASURE and then T/C.
• Press the ent key, to confirm and set the display.
•Switch Test
A switch test can be carried out by connecting the device under test to the electrical
connections on the top side of the instrument (identified with the symbol).
• Select from the menu screen REF .T and then INTERNAL.
• Using the keys, select from the menu screen MEASURE and then .
• Press the ent key, to confirm and set the display.
T/ C K 23.8° C
RDG: °C
0.15% SPAN
148.50
150.00 DIRECT
BLK
°C
148.00
MEASURE
INTERNAL
SEL RTD
NONE
RTD
mA
T/C
REF T.
MEASURE
INTERNAL
SEL RTD
NONE
T/C
RTD
mA
REF T.
MEASURE
INTERNAL
SEL RTD
NONE
REF T.
DBC-TC
DBC-TS