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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 interna l 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