Showa 5683, Operation Manual

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８−１
８
. SPECIFICATIONS
Item Description
Number of Channels 1 channel/unit
Bridge resistance 60 - 1,000 Ω
Gage factor 2.00
Bridge power voltage
supply Model 5683 : AC0.5V, 2V 5kHz sine wave, Sync input/output signal 2.5 VAC
Model 5684 : 0.5VAC, 2V 25kHz sine wave, Sync input/output signal 2.5 VAC
Disconnection check
function
Detecting disconnection and short of input bridge circuit (bridge impedance of 120 Ω or
larger) and displaying checked result by LED
Function ON/OFF is available by using the bottom setting SW
Cable length adjusting
function
Automatic adjusting of bridge power voltage drop according to a change of cable length
up to bridge circuit (bridge impedance of 120
Ω or larger). Function ON/OFF is available
by using the bottom setting SW
Balance adjusting
range (Auto-balance)
Deviation of resistive value: ±2%(±10,000 × 10
-6
strain)
Capacitive unbalance : Approx. 2,000 pF
Balance adjusting
accuracy Model 5683 : Within ±0.4 × 10
-6
strain (RANGE = 200, Without FINE, BV = 2 V)
Model 5684 : Within ±1.0 × 10
-6
strain (RANGE = 500, Without FINE, BV = 2V)
Maximum input range
Model 5683 ±200,000 × 10
-6
strain (BV = 0.5V, RANGE = 20k, FINE = ×2.5)
Model 5684 : ±500,000 × 10
-6
strain (BV = 0.5V, RANGE = 50k, FINE = ×2.5)
Voltage sensitivity
Model 5683 ±10 V / ±200 × 10
-6
strain input
Model 5684 : ±10 V / ±500 × 10
-6
strain input
Measurement range
change Model 5683 200, 500, 1k, 2k, 5k, 10k, 20k (× 10
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strain, × 2/BV in value), OFF
Model 5684 : 500, 1k, 2k, 5k, 10k, 20k, 50k (× 10
-6
strain, × 2/BV in value), OFF
Fine adjustment Continuously changeable in FINE RANGE, 2 step changing amount can be selected
Internal calibrator Set value: ±1 - 9,999 × 10
-6
strain, Accuracy: ± (0.5%rdg + 0.5×10
-6
strain)
Nonlinearity Model 5683 : ±0.1%/FS, Model 5684 : ±0.2%/FS
Frequency response Model 5683 : DC – 2 kHz ±10%, Model 5684 : DC – 10 kHz ±10%
High-pass filter 0.5Hz: 2-pole Butterworth type (Filter descent response: – 12 dB/oct)
Low-pass filter
Model 5683 : 10, 30, 100, 300, 500 Hz 4-pole Butterworth type
(Filter descent response: -24 dB/oct)
Molde 5684 : 10, 30, 100, 500, 3kHz 4-pole Butterworth type
(Filter descent response: -24dB/oct)
Stability
Zero drift: : Within ±0.1 × 10
-6
strain/°C, Within ±0.5 × 10
-6
strain/24h
Sensitivity: Within ±0.05%/°C, within ±0.2%/24h
Table 8-1. Specification List for Models 5683/5684 (1)