DATEL, Inc. 11 Cabot Boulevard, Mansfield, MA 02048-1151
Tel: (508) 339-3000
(800) 233-2765
Fax: (508) 339-6356
Internet: www.datel.com
Email: sales@datel.com
DATEL (UK) LTD. Tadley, England Tel: (01256)-880444
DATEL S.A.R.L. Montigny Le Bretonneux, France Tel: 01-34-60-01-01
DATEL GmbH München, Germany Tel: 89-544334-0
DATEL KK Tokyo, Japan Tel: 3-3779-1031, Osaka Tel: 6-354-2025
DATEL makes no representation that the use of its products in the circuits described herein, or the use of other technical information contained herein, will not infringe upon existing or future patent rights. The descriptions contained herein
do not imply the granting of licenses to make, use, or sell equipment constructed in accordance therewith. Specifications are subject to change without notice. The DATEL logo is a registered DATEL, Inc. trademark.
®®
ISO 9001
ISO 9001
REGISTERED
DS-0272C 1/98
DMS-40PC
4 ½ DIGIT , LED DISPLA Y DIGIT A L P ANEL VOL TMETERS
Mechanical Specifications
MECHANICAL DIMENSIONS: Inches (mm)
TOLERANCES: 2 PL DEC ±0.02 (±0.51)
3 PL DEC ±0.010 (±0.254)
LEAD DIMENSIONS: 0.025 (0.635) x 0.025 (0.635) NOMINAL
RECOMMENDED PC BOARD FINISHED HOLE DIAMETER:
0.042 ±0.003 (1.067 ±0.076)
#2-56 INSERT
0.156 (3.96) DEEP
FRONT VIEW
1.270
(32.26)
0.187
(4.75)
OPTIONAL BEZEL (DMS-BZL1 and DMS-BZL2)
2.35 (59.69)
2.118 (53.80)
0.093 (2.362) DIAMETER (4 REQUIRED)
ONLY WHEN USING OPTIONAL BEZEL ASSEMBLY
RECOMMENDED DRILL AND PANEL CUTOUT DIMENSIONS
INTERNAL CORNER RADII:
0.032 (0.81) MAX.
1.07
(27.18)
0.878
(22.30)
0.096
(2.44)
0.116
(2.95)
2.55 (64.77)
PANEL CUTOUT
BEZEL INSTALLATION
PANEL
BEZEL
RETAINING CLIP INSTALLATION
PANEL
B4
B2
B1 (LSB)
B8 (MSB)
STROBE
BUSY
FRONT VIEW
+5V SUPPLY
DISPLAY TEST
5V RETURN
DP3
DP2
DP1
1
2
3
4
5
6
(–) INPUT LO
(+) INPUT HI
ANALOG COMMON
DISPLAY HOLD
DP4
REFERENCE IN/OUT
12
11
10
9
8
7
DP1
DP2
DP3
DP4
2.17
(55.1)
2.09
(53.1)
1.80
(45.7)
0.25 (6.4) TYP.
0.15
(3.7) TYP.
0.040
(1.02)
0.10
(2.5)
TYP.
0.040
(1.02)
0.17
(4.3)
TYP.
0.50
(12.7)
0.84
(21.3)
0.92
(23.4)
PIN #1
IDENTIFIER
0.560
(14.22)
(LSD) DIGIT 5
(MSD) DIGIT 1
DIGIT 2
DIGIT 3
DIGIT 4
POLARITY
A
B
C
D
E
F
L
K
J
I
H
G
INSIDE ROW (BCD MODELS ONLY)
(BCD MODELS ONLY)
1.60
(40.6)
0.10
(2.5) TYP.
A
B
C
D
E
F
L
K
J
I
H
G
INSIDE ROW (BCD MODELS ONLY)
0.040
(1.02)
0.325
(8.26)
0.290
(7.37)
PIN 1
CALIBRATION POTENTIOMETER HOLE LOCATION
0.125 (3.175) DIAMETER
(USE ONLY WHEN PC BOARD MOUNTING)
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