V1 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 6.3mm (0.25 ) Digit Height REAR VIEW 200mV d.c. Full Scale Reading 1mA (typ) +9V d.c. Power Supply 8 1 Auto-zero and Auto-polarity 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 1 Panel-Mount Indication 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 (HK) LTD. LASCAR ELECTRONICS LTD. LASCAR ELECTRONICS INC. 8th FLOOR, CHINA AEROSPACE CENTRE, MODULE HOUSE, 4258 WEST 12th STREET, 143 HOI BUN ROAD, WHITEPARISH, ERIE, KWUN TONG, KOWLOON, WILTSHIRE SP5 2SJ, PA 16505, HONG KONG UK USA TEL: +1 (814) 835 0621 TEL: +852 2389 6502 TEL: +44 (1794) 884567 FAX: +852 2389 6535 FAX: +44 (1794) 884616 FAX: +1 (814) 838 8141 E- mail: saleshk lascar.com.hk E-mail: sales lascar.co.uk E-mail: us-sales lascarelectronics.com PPaagege2o2 off44 No: 695 -Page 1 of 4 www.lascarelectronics.com38.0 (1.50) V1 3 Digit LCD Voltmeter Module DIMENSIONS All dimensions in mm (inches) 38.0 (1.50) 5.5 (0.22) 30.0 (1.18) 1.6 (0.06) Panel thickness: 1.0 - 3.0 (0.04 - 0.12) 2.54 (0.1) 23.0 (0.91) dia 2.5 (0.1) 21.0 (0.83) 34.0(1.34) 31.0(1.22) 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 15 V+ XDP CAL V- DP1 CAL INHI DP2 COM INLO DP3 48 L1 INHI A/D XDP + INLO V- DP321 PPaagege2o2 off44 No: 695 -Page 2 of 4 www.lascarelectronics.com 18.0 (0.71) 15.0 (0.59) 14.0 (0.55) 8.0 (0.31)