DPM3AS-BL Martel Electronics, DPM3AS-BL Datasheet

LCD 11MM UNIV MINI METER BK LIT

DPM3AS-BL

Manufacturer Part Number
DPM3AS-BL
Description
LCD 11MM UNIV MINI METER BK LIT
Manufacturer
Martel Electronics
Series
10r
Type
Voltmeterr
Datasheet
1.DPM3AS-BL.pdf (4 pages)

Specifications of DPM3AS-BL

Measuring Range
0 ~ 200mVDC
Display Style
Black Characters, Green Background
Display Type
LCD
Display Face Size
1.48" L x 0.53" W (37.5 x 13.5mm)
Display Digits
3.5
Display Digits - Height
0.433" (11.00mm)
Backlight
Green
Mounting Type
Panel Mount
Termination
PC Pins
Voltage - Supply
3 ~ 7.5VDC, 6 ~ 15VDC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
227-1049

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Bonase Electronics (HK) Co., Limited Bonase Electronics (HK) Co., Limited
Part Number:
DPM3AS-BL
Manufacturer:
Martel Electronics
Quantity:
135
DPM 3AS-BL
PRODUCT DESCRIPTION
The DPM 3AS-BL features a 200mV d.c. measurement range with auto-zero and auto-polarity . Decimal points are user
selectable.
to its own power supply GND.
of the panel meter’s housing allows the module to be
suit high and low volume applications. The DPM 3AS-BL is intended to replace the DPM 3, DPM 3S, DPM 3-BL and
DPM 3S-BL in many applications, usually requiring only minor circuit modifications.
• Precision Instrumentation Systems
• Power Supply Monitoring
• Hand held instruments
• Panel-Mount Indication
• Low Power Voltage Measurement
ELECTRICAL SPECIFICATIONS
Unless otherwise noted, specifications apply at T =25°C, V
input mode.
60Vdc. The user must ensure that the incorporation of the panel meter into the user ’s equipment conforms to the
relevant sections of BS EN 61010 (Safety Requirements for Electrical Equipment for Measuring, Control and
Laboratory Use).
FEATURES
TYPICAL APPLICATIONS
SAFETY
T o comply with the Low V oltage Directive (LVD 93/68/EEC), input voltages to the module’s pins must not exceed
• 11
• 200mV d.c. Full Scale Reading
• 3.0 to 7.5V or 6.0 to 15.0V Operation
•
•
•
Accuracy (overall error) *
Specification
Linearity
Sample rate
Operating temperature range
T emperature stability
Meter supply voltage
Meter supply current
Backlight supply voltage
Backlight supply current @ 5V d.c.
Input leakage current (Vin = 0V)
* T o ensure maximum accuracy , re-calibrate periodically .
** Operation of the meter beyond the maximum supply voltage rating may cause permanent damage to the meter.
*** An external series resistor is required above 5V , see Applications.
Auto-zero and Auto-polarity
Programmable Decimal Points
LED Backlighting
mm (0.43") Digit Height
The DPM 3AS-BL features a negative rail generator which enables the meter to measure a signal referenced
V+ to GND configuration
V+ to V-
V+ to GND configuration
V+ to V-
LED backlighting ensures excellent readability under low light conditions.
PO Box 770, Londonderry, NH 03053 1-800-821-0023
www.martelcorp.com
configuration
configuration
A
supply
LASCAR ELECTRONICS INC.
=5Vd.c. (f
easily snapped into a panel. The module’s
Min.
4.75
3.0
6.0
0
clock
=48kHz) and are tested with the module configured for fully floating
ORDERING INFORMATION
Standard Meter
3‰ Digit Backlit LCD Voltmeter Module
Typ.
250
350
175
0.1
9.0
2.5
5.0
5.0
40
1
Max.
15.0**
–1
7.5
***
50
60
10
E-mail: b4lascar@samsongroup.com.hk
low cost means it will
% (–1 count)
samples/sec
ppm/°C
count
V d.c.
Unit
V d.c.
V d.c.
Stock Number
DPM 3AS-BL
mA
m
m
pA
°C
A
A
The design

DPM3AS-BL Summary of contents

Page 1

DPM 3AS-BL PRODUCT DESCRIPTION The DPM 3AS-BL features a 200mV d.c. measurement range with auto-zero and auto-polarity . Decimal points are user selectable. The DPM 3AS-BL features a negative rail generator which enables the meter to measure a signal referenced ...

Page 2

DPM 3AS-BL DIMENSIONS All dimensions in mm (inches) Panel cut-out: 38.0 x 18.0 (1.50 x 0.71) PANEL FITTING Panel Module 1 FUNCTIONAL BLOCK DIAGRAM V+ L+ Vref CAL COM REF HI REF LO INHI + A INLO TEST ...

Page 3

DPM 3AS-BL CIRCUIT DIAGRAM 8 V+ R10 100k LREF C1 27 47nF 220nF 180k 3 31 INHI 2 30 INLO 4 32 COM 100nF 33 1. REF HI 5 ...

Page 4

DPM 3AS-BL SCALING T wo external resistors Ra and Rb may be used to alter the full scale reading Voltage (FSR) of the meter - see table. The meter will have to be re-calibrated by Current adjusting the calibration potentiometer ...