DPM 40
3
錕?frac12; Digit LED Module
A compact low-cost LED module ideally suited for applications where a bright display under all conditions is required. The DPM 40 is fitted
with high efficiency LEDs and supplied with a filter and bezel to give a high contrast display. The small size and low cost of the unit makes it
11mm (0.43鈥?Digit Height
Programmable Decimal Points
Auto-zero
Auto-polarity
200mV d.c. Full Scale Reading (F.S.R.)
Display Hold
SCALING
Two resistors Ra and Rb may be fitted in order to alter
the full scale reading (F.S.R.) of the meter - see table.
The meter will need re-calibration .
Stock Number
Accuracy (overall error) *
Linearity
Sample rate
Operating temperature range
Temperature stability
Supply voltage
Supply current
Input leakage current (Vin = 0V)
Specification
Min.
Typ.
0.05
3
150
5
100
110
Max.
0.1
鹵1
50
5.5
200
pA
Required F.S.R.
2V
20V
200V
2kV
200
碌
A
2mA
20mA
Note
Note
Note
Note
910k
1M
1M
1M
LINK
LINK
LINK
Ra
100k
10k
1k
100R
1k
100R
10R
Rb
0
4.5
% (鹵1 count)
count
samples/sec
擄C
ppm/擄C
V
mA
Unit
* To ensure maximum accuracy, re-calibrate periodically.
NOTE
Ensure that link across Ra is OPEN.
DIMENSIONS
All dimensions in mm (inches)
72 (2.83)
a
b
c
Viewing Area
18 (0.71)
a. 4.0 (0.16)
b. 12.0 (0.47)
c. 8.5 (0.33)
36 (1.30)
45.5 (1.79)
24 (0.94)
Panel cut-out 68 x 33 (2.68 x 1.30)
62 (2.44)
脴
2.2
(0.09)
Ra
27 (1.05)
Rb
33 (1.30)
+5V
COM
IN HI
IN LO
0V
SCALING RESISTORS
30.5 (1.20)
68 (2.68)
DP1
DP2
DP3
CLOCK
DP COM
1
2
