DPM 3AS-BL LASCAR, DPM 3AS-BL Datasheet

DPM 3AS-BL

Manufacturer Part Number

DPM 3AS-BL

Description

VOLTMETER, LCD, 3.5DIGIT, 40MM

Manufacturer

LASCAR

Datasheet

1.DPM_3AS-BL.pdf (4 pages)

Specifications of DPM 3AS-BL

Supply Voltage Range

3V To 7.5V / 6V To 15V

No. Of Digits / Alpha

3.1/2

Display Size

37.5mm X 17.5mm

Panel Cutout Height

18mm

Panel Cutout Width

38mm

Operating Temperature Range

0Â°C To +50Â°C

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

Current page: 1 of 4
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Unless otherwise noted, specifications apply at T =25°C, V

input mode.

LASCAR ELECTRONICS LTD.

MODULE HOUSE

WHITEPARISH

WILTSHIRE

TEL: +44 (1794) 884567

FAX: +44 (1794) 884616

E-mail: sales@lascar.co.uk

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

• 11

• 200mV d.c. Full Scale Reading

• 3.0 to 7.5V or 6.0 to 15.0V Operation

•

Accuracy (overall error) *

Linearity

Sample rate

Operating temperature range

Temperature stability

Meter supply voltage

Meter supply current

Backlight supply voltage

Backlight supply current @ 5V d.c.

Input leakage current (Vin = 0V)

* To 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

SP5 2SJ

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.

configuration

www.lascarelectronics.com

supply

LASCAR ELECTRONICS INC.

3750 WEST 26th STREET

ERIE

PA 16506

USA

TEL: +1 (814) 835 0621

FAX: +1 (814) 838 8141

E-mail: us-sales@lascarelectronics.com

=5Vd.c. (f

easily snapped into a panel. The module's

4.75

3.0

6.0

clock

=48kHz) and are tested with the module configured for fully floating

Standard Meter

3½ Digit Backlit LCD Voltmeter Module

250

350

175

0.1

2.5

5.0

9.0

5.0

15.0**

***

±1

7.5

LASCAR ELECTRONICS (HK) LIMITED

FLAT C, 5/FL., LUCKY FTY. BLDG.

63-65 HUNG TO ROAD

KWUN TONG

HONG KONG

TEL: +852 2797 3219

FAX: +852 2343 6187

E-mail: b4lascar@samsongroup.com.hk

low cost means it will

% (±1 count)

samples/sec

ppm/°C

V d.c.

Stock Number

count

°C

KOWLOON

Page 1 of 4

The design

Page 2 of 4

Related parts for DPM 3AS-BL

DPM 3AS-BL Summary of contents

Page 1

... LED backlighting ensures excellent readability under low light conditions. 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. ...

Page 2

... Digit Backlit LCD Voltmeter Module 2.54 (0.1) pin pitch 0.50 (0.02) pin width 37.5 (1.48) 40.0 (1.57) Panel thickness: 1.0 - 2.5 (0.04 - 0.10 LREF DP2 XDP www.lascarelectronics.com c 6.00 (0.24 2.00 (0.08) b. 6.00 (0.24) c. 1.60 (0.06) d. 6.00 (0.24) 1 CAL DP1 DP3 BAT ...

Page 3

... Digit Backlit LCD Voltmeter Module DP1 LCD1 IC1 DP2 DP3 POL POL 21 BP COM LOBAT V- TEST 26 37 BAT 100k Q1 BCX19 www.lascarelectronics.com DP1 199.9 DP2 19.99 DP3 1.999 BAT 10 XDP 9 TEST V+ 8 4077 XDP 11 BAT 9 TEST BC 237 470k V- SET 1 THRESHOLD Page ...

Page 4

... Measuring an input voltage referenced to a floating supply, i.e. the input voltage and the meter's power supply are isolated from each other. Ensure solder link LREF is closed. www.lascarelectronics.com INHI Vin 10nF DPM 3AS-BL - INLO Input Filter +3.0 to +7. 0.04 3 INHI Rb 10nF 2 INLO ...

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