Hioki DM7275 Series - Functional Specifications

157
Functional Specications
13.3 FunctionalSpecications
Displaymeasuredvalues
Settings V, V°C
Default setting V
Range switching Settings AUTO, MANUAL
Default setting AUTO
Input resistance
switching
Settings 10 M
Ω
, AUTO
(100 V range and 1000 V range: xed at 10 M
Ω
)
Default setting 10 M
Ω
Displaydigitselection
Settings 7 1/2 digits, 6 1/2 digits, 5 1/2 digits, 4 1/2 digits, 3 1/2 digits
Default setting 7 1/2 digits
Integration time Setting Integration time unit: PLC, ms
PLC setting range: 0.02, 0.2, 1, 10, 100
ms setting range: 1 ms to 9999 ms
Preset integration
times
FAST: 1 PLC
MEDIUM: 10 PLC
SLOW: 100 PLC
Default setting MEDIUM (10 PLC)
Smoothing function Operation Displays the moving average of measured values in the RUN
state.
1
1
n A
smooth k
k n
V V
A
+ −
=
=
∑
V
smooth
: Average value
A
: Number of averaging iterations
n
: Number of measurements
V
k
:
k
th
measured value
Settings Smoothing: ON, OFF
Number of averaging iterations: 2 to 100
Default settings Smoothing: OFF; number of averaging iterations: 4
Triggers Continuous
measurement
Settings RUN, STOP
When set to STOP, single trigger from [TRIG] key
Default setting RUN
Trigger source
Setting INTERNAL, EXTERNAL
When using the EXTERNAL setting, TRIG signal input and
[TRIG] key input are each treated as one trigger event.
Default setting INTERNAL
Number of
measurements
Setting 1 per trigger to 5000 per trigger
(Disabled when in the RUN state)
Default setting 1 per trigger
Delay Settings Delay: PRESET, MANUAL
PRESET time: 0 ms
MANUAL time: 0 ms to 9999 ms
Default settings Delay: PRESET; MANUAL time: 0 ms
NULL Calculation formula
V
M
= V
- V
N
V
M
: Measured value after NULL calculation
V
: Voltage measured value
V
N
: NULL value
Settings NULL: ON, OFF
NULL value: -1000 V to +1000 V (non-range-dependent
value, acquired from current measured value or set as
desired)
Default settings NULL: OFF; NULL value: 0 V
13
Specications
w ww . . co m
information@itm.com1.800.561.8187