DPM 342 LASCAR, DPM 342 Datasheet

Loop Powered Meter

DPM 342

Manufacturer Part Number
DPM 342
Description
Loop Powered Meter
Manufacturer
LASCAR
Datasheet

Specifications of DPM 342

No. Of Digits / Alpha
4
Meter Function
DC Voltmeter
Meter Range
4mA To 20mA
Digit Height
11mm
Operating Temperature Range
0°C To +50°C
Meter Signal Input
Current
Character Size
0.43"
Meter Output
Current
Lead Free Status / RoHS Status
na
DPM 342
A compact loop powered indicator giving an accurate, zero corrected indication of 4-20mA loop current. Calibration is by two multi-turn
potentiometers which allow sensitive adjustment of the instrument. The DPM 342 features an integral snap-in bezel, making installation
easy. The module’s LED backlighting ensures a clear display, even under low light conditions. No soldering is required. Connection to the
current loop is via two screw terminals. The correct decimal point is selected via a jumper link.
DIMENSIONS
11mm (0.43“) Digit Height
Programmable Decimal Points
Low Volt Drop
Loop Powered
Simple Screw Terminal Connections
Wide Adjustment Range
Auto-polarity on Display
LED Backlighting
All dimensions in mm (inches)
WEBSITE: http://www.lascarelectronics.com/
37.5 (1.48)
40.0 (1.57)
27.3 (1.07)
a
CONNECTOR SOURCING GUIDE
b
Standard Meter
Specification
Accuracy (overall error) *
Linearity
Sample rate
Operating temperature range
Temperature s
Loop Volt Drop
Supply current
Full scale reading (20mA)
Offset adjustment range
*To ensure maximum accuracy, re-calibrate periodically.
METHOD
c
d
tability
a. 2.00 (0.08)
b. 6.00 (0.24)
c. 1.60 (0.06) max
d. 9.50 (0.37)
+ (span x 0.25)
LED Backlit 4-20mA Loop Powered Indicator
Screw Terminals - No Connector Required
DP2
DP3
DP1
Min.
0.05
-950
REAR VIEW
+ -
+ -
0
5
4
0
LK1
Panel cut-out
38.0 x 18.0 (1.50 x 0.71)
Panel thickness
1.0 to 2.5 (0.04 to 0.1)
Calibration potentiometers
ON BOARD JUMPER LINKS
Typ.
200
5.6
3
Max.
+950
1999
0.1
±1
50
6
Stock Number
%(±1 count)
samples/sec
DPM 342
ppm/°C
Count
Count
count
Unit
mA
°C
V

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DPM 342 Summary of contents

Page 1

... A compact loop powered indicator giving an accurate, zero corrected indication of 4-20mA loop current. Calibration is by two multi-turn potentiometers which allow sensitive adjustment of the instrument. The DPM 342 features an integral snap-in bezel, making installation easy. The module’s LED backlighting ensures a clear display, even under low light conditions. No soldering is required. Connection to the current loop is via two screw terminals. The correct decimal point is selected via a jumper link. 11mm (0.43“ ...

Page 2

... Remove jumper link Lk1 and place it back on the desired Decimal Point (DP1 in this case). 6. Apply 4mA between the - and + screw terminals. 7. Adjust the OFF potentiometer so the DPM 342 indicates the desired reading at 4mA: -40.0 8. Adjust CAL and OFF as necessary for optimum accuracy, by repeating steps SAFETY The user must ensure that the incorporation of the DPM into the user’ ...

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