3pcs ICL7107 Voltmeter DIY Electronic Production Kit DC5V 35mA Voltage Meter Digital Voltmeter

3pcs ICL7107 Voltmeter DIY Electronic Production Kit DC5V 35mA Voltage Meter Digital Voltmeter

banggood DIY Electronic Kits

17.99$
14.99$
Description Kit NameICL7107 Voltmeter DIY KitPCB size70 6 39mmHead mounting opening size77 40mmDisplay window size51 24mmSoldering manualClick here Electrical parametersWorking voltageDC5VWorking current35mAMeasurement accuracyIt can be calibrated to get higher precision and no parameters at present Measuring rangedivided into 3 files0 2V file Measuring small voltage0 20V file measuring low voltage0 200Vmeasuring higher voltage Range selection methodsolder joints with gear selection on the board When the two points of the 0 2V file are soldered togetherand the resistance of the RX soldering resistor is 1Kthe measurement range is 0 2V When soldering 2 points of 0 20V file togetherthe RX soldering resistance is 100Kthe measuring range is 0 20V When soldering 2 points of 0 200V file togetherthe RX soldering resistance is 1Mthe measurement range is 0 200V Overrange displayfirst position shows 1 or1In the kitthe RX is available in 100K and 1Mand the buyer selects the soldering according to his measurement rangeThis voltmeter can also be changed into an ammeterThe method of changing the current meterthe PCB reserve a 2W 0 1 ohm high precision resistance soldering position on the boardsolder this resistanceand then RX does not need to be solderedThis is a 0 2A ammeter Display colorredTools needed to make t