
Mantracourt Electronics Limited
PSDS User Manual
68
Specification
Strain Gauge Measurement
Parameter
Min Typ
Max
Units
Note
Measurement Method
6 Wire
Can accept a 4 wire
input.
Excitation Voltage
3.2
3.3
3.4
VDC
Drive Capability
85
-
10,000
Ohm
Sensitivity FSR Ranges ¹
±7.5
-
±480
mV/V
Linearity ²
±2
ppm/FSR
In high quality operating
mode
Offset Temperature Stability
12
nV/°C
at 2.5
mV/V
Gain Temperature Stability
1
2
ppm/°C
Internal Resolution
24
bit
Resolution at 1 SPS
1,100,000 (20)
Counts (bit)
Noise free at ±7.5
mV/V
range
Resolution at 10 SPS
550,000 (19)
Counts (bit)
Resolution at 2400 SPS
6,500 (14.3)
Counts (bit)
Filters
1 - Effective sensitivity from ±0.5mV/V with reduced resolution
2 - Linearity error can be further reduced by device linearization calibration
3 - Using Energizer L91 3000mAh cells
Electrical, Mechanical & Environmental
Parameter
Min Typ
Max
Units
Note
Display Resolution
128 x 64
pixels
Buzzer Acoustic Output
45
dB
Power Supply ³
2x AA (LRx) or USB powered
Power Consumption
35
mA
Measurement operation
Standby Current
75
uA
Battery Life Low Quality 1Hz
220
Hrs
Battery Life High Quality
1200Hz
60
Hrs
Operating Temperature
Range
-10
50
°C
Storage Temperature Range -20
80
°C
Operating Humidity Range
0
95
%RH
Environmental Protection
IP64 (With connector mated or unmated)
External Dimensions
L: 170mm, W: 94mm, H: 42mm
Excluding mated
connector
Weight
365
g
Including batteries