V 125 3 Digit LCD Voltmeter Module PRODUCT DESCRIPTION This low cost compact LCD voltmeter module is ideally suited for high volume applications. It features an exceptionally large display in a miniature package and includes auto-zero and user-selectable decimal points. The module is supplied with a panel mounting bezel. FEATURES Low Cost REAR VIEW 12.5mm (0.5 ) Digit Height 200mV d.c. Full Scale Reading 1mA (typ) +9V d.c. Power Supply Auto-zero and Auto-polarity 8 1 User Selectable Decimal Points Supplied with Mounting Bezel TYPICAL APPLICATIONS ORDERING INFORMATION High Volume, Low Cost Systems Stock Number Power Supply Monitoring Standard Meter V 125 Panel-Mount Indication Pack of 10 Meters V125 (PK of 10) ELECTRICAL SPECIFICATIONS Specification Min. Typ. Max. Unit Accuracy (overall error) * 0.25 % (3 counts) Linearity 0-1000 reading 3 counts 0-2000 reading 5 counts Sample rate 3 samples/sec Operating temperature range 0 50 C Temperature stability 300 ppm/C Supply voltage 7.0 9 12 V d.c. Supply current 1 2 mA * To ensure maximum accuracy, re-calibrate periodically. SAFETY To comply with the Low Voltage Directive (LVD 93/68/EEC), input voltages to the modules pins must not exceed 60Vdc. The user must ensure that the incorporation of the panel meter into the users equipment conforms to the relevant sections of BS EN 61010 (Safety Requirements for Electrical Equipment for Measuring, Control and Laboratory Use). LASCAR ELECTRONICS LTD. LASCAR ELECTRONICS INC. LASCAR ELECTRONICS (HK) LTD. MODULE HOUSE, 4258 WEST 12th STREET, 8th FLOOR, CHINA AEROSPACE CENTRE, WHITEPARISH, ERIE, 143 HOI BUN ROAD, WILTSHIRE SP5 2SJ, PA 16505, KWUN TONG, KOWLOON, UK USA HONG KONG TEL: +44 (1794) 884567 TEL: +1 (814) 835 0621 TEL: +852 2389 6502 FAX: +44 (1794) 884616 FAX: +1 (814) 838 8141 FAX: +852 2389 6535 E-mail: sales lascar.co.uk E-mail: us-sales lascarelectronics.com E- mail: saleshk lascar.com.hk Specifications liable to change without prior warning V 125 Issue 8 06/2010 S.L. Applies to V 125/2 PPageage2o2 off44 No: 695 -Page 1 of 4 www.lascarelectronics.com50.0 (1.97) V 125 3 Digit LCD Voltmeter Module DIMENSIONS All dimensions in mm (inches) 50.0 (1.97) 5.3 (0.20) 40.7 (1.60) Panel thickness: 1.0 - 3.0 1.6 (0.06) (0.04 - 0.12) 1.27 (0.05) 31.0 (1.22) dia 2.5 (0.1) Pin Pitch 2.5 (0.1) 45.0 (1.77) Pin positions are symmetrical 41.5 (1.63) about the vertical centre line 2.5(0.1) dia PANEL FITTING Panel Fixing Clip Meter Fastener Bezel 1 2 3 4 FUNCTIONAL BLOCK DIAGRAM PIN CONFIGURATION (rear view) V+ Vref REAR VIEW L1 CAL COM CAL 1 8 INHI A/D XDP + INLO V- DP321 Specifications liable to change without prior warning V 125 Issue 8 06/2010 S.L. Applies to V 125/2 PPaagege2o2 off44 No: 695 -Page 2 of 4 www.lascarelectronics.com 24.4 (0.96) 21.4 (0.84) 20.4 (0.80) 14.0 (0.55) V+ V- INHI INLO XDP DP1 DP2 DP3