KYOWA
SME-30A/31A/100A/101A

Features

The SME Series are handy data loggers for connecting strain gages, strain-gage transducers, and civil engineering transducers with thermal sensor.

Description

· Built-in bridge circuit for direct connection of a strain gage
· Wide measuring range: ±300 k ×10-6 strain
· Driven by AA batteries

Specifications

Channels 1
Sampling Period Approx. 0.5 s: 0 to ±30 k ×10-6 strain

Approx. 1 s: ±30 k ×10-6 strain or more

Approx. 1 s: Civil engineering transducers with a thermal sensor

Measuring Functions RELATIVE measurement (Relative value measurement):
Each value is obtained by subtracting the ZERO value.*ZERO value is equivalent to the initial unbalance value.
Capable of obtaining the ZERO value at arbitrary timing
Arithmetic Operations Calculation using coefficients
Measuring Targets Strain gages
Strain-gage transducers
Civil engineering transducers with a thermal sensorBridge systems————Compatible gage resistance
Quarter bridge————120, 240, and 350 Ω
Half/full bridge————-120 to 1000 Ω
Bridge Excitation Constant-voltage bridge excitation: Approx. 2 VDC
Constant-current bridge excitation: Approx. 5.6 mA
(Bridge resistance 350 Ω)
Measuring Range [At strain measurement]
0 to ±300 k ×10-6 strain (Constant-voltage bridge excitation)
0 to ±20 k ×10-6 strain (Constant-current bridge excitation)[When measuring temperature with civil engineering transducers with a thermal sensor]
-30.0°C to 70.0°C
Resolution [At strain measurement]
0 to ±30 k ×10-6 strain: 1 ×10-6 strain
±30 k to ±300 k ×10-6 strain: 10 ×10-6 strain[When measuring temperature with civil engineering transducers with a thermal sensor]
0.1°C
Accuracy (With Full Bridge NDIS4102 (7 pins) Connector) [At full bridge strain measurement]
0 to ±30 k ×10-6 strain: ± (0.05% of reading +2) ×10-6 strain
±30 k to ±300 k ×10-6 strain: ± (0.1% of reading +20) ×10-6 strain[When measuring temperature with civil engineering transducers with a thermal sensor]
±0.5°C
Check Functions Insulation resistance measurement: 2 M to 100 MΩ
Resistance measurement: 0 to 20 kΩ
Interval Measurement 1 min to 99 h 59 min in 1 min steps
Starting time: year/month/day/hour/minute
Storage SD card (Option)
Applicable Cards 256 MB, 512 MB, 1 GB, 2 GB (FAT16)
(SDHC and SDXC not supported)
Display Monochrome LCD, 128 × 64
TEDS Reads information from TEDS-installed sensors.

Channel name writing
(Kyowa ID only in up to 10 characters)

Operating Temperature -10 to 50ºC
Operating Humidity 20 to 85% (Non-condensing)
Power Supply 2 AA alkaline batteries
Consecutive Operation Time Approx. 10 h
(With alkaline batteries)
*Nickel metal hydride batteries are also used.
Auto Power Off Power is automatically turned off if no key operation is detected for 5 minutes.

In interval measuring mode with an interval of 3 minutes or longer, power is automatically turned off during standby period and turned on again 1 minute before the next measurement is started.
(ON/OFF of Auto Power Off is settable.)

Dimensions 188 W × 41 H x 108.4 D mm (Excluding protrusions)
Weight Approx. 450 g (Excluding batteries)
Compliance Directive 2014/30/EU (EMC)
Directive 2011/65/EU, (EU)2015/863
(10 restricted substances) (RoHS)
Standard Accessories Input cable U-119
AA alkali battery × 2
Shoulder belt
Hand strap
Instruction manual (CD-R)
Optional Accessories Temperature measuring adapter for SME SMET-1A

Dimensions

SME-30A