EM32-1B-LED LASCAR, EM32-1B-LED Datasheet - Page 3

• Manufacturer Part Number: EM32-1B-LED
• Description: Voltage Meter
• Manufacturer: LASCAR

Specifications of EM32-1B-LED

• No. Of Digits / Alpha: 3-1/2
• Meter Function: DC Voltmeter
• Meter Range: 0mV To 200mV
• Digit Height: 8mm
• Operating Temperature Range: 0°C To +50°C
• Meter Signal Input: Voltage
• Character Size: 0.31"
• Meter Output: Voltage
• Accuracy: +/- (0.1% Of Input +/- 1 Count)
• Rohs Compliant: NA
• Lead Free Status / RoHS Status: na

EM32-1B-LED
Specifications liable to change without prior warning
SCREW TERMINAL FUNCTIONS
0V
V+
IHI
ILO
Note:
Internal negative supply. This is generated from the supply voltage between V+ and 0V, and is negative
with respect to 0V.
For example:
(V+ - 1.5V) to (V- + 1.5V) or from 3.5V to -3.5V with respect to the 0V power supply connection.
JUMPER LINKS
J1
J2
CIRCUIT DIAGRAM
ILO
V+
IHI
0V
Negative power supply to the meter.
Positive power supply to the meter (+5V nom).
Positive measuring input.
IHI must be no closer than 1.5V to either the positive or the internal negative supply.
Negative measuring input.
ILO must be no closer than 1.5V to either the positive or the internal negative supply.
Connects ILO to COM, when jumper link is fitted.
Connects ILO to 0V, when jumper link is fitted.
R4
100k
Ra
R5
3k0
R6
1k0
J2
Rb
J1
if V+ = +5V (with respect to 0V), then the allowable common mode input range is from
C6
1u5
C6
1u5
www.lascarelectronics.com
EM32-1B-LED
C P-
GND
C P+
Round Hole Mounting LED Voltmeter
MAX140
DGND
21
Issue 4
November/2006
DISPLAY
DP1, DP2, DP3
ANODE
R.C.
No: 716 - Page 3 of 4
Applies to EM32-1B-LED/1
R7
1k5
Page 4 of 4
Page 4 of 4