WGA-710C – Instrumentation Amplifier

Technical Specifications

Channels 1
Applicable Transducers Strain-gage transducers
Applicable Bridge Resistance 87.5 ? to 10 k? (Up to 4 transducers with 350 ? bridge resistance connected in parallel)
Measuring Range ?3.2 mV/V (?6400 ?10-6 strain)
Bridge Excitation 10, 5, 2.5 VDC, switchable
Remote sensing possible for 120 mA or less
Input Modes Balanced differential
Input Impedance 10 M? or more
Input Terminal Board Gage clamp type
Sensitivity Adjustment Automatic by internal calculation (Accuracy within ?0.1%FS)
Display Max. ?9999 (Decimal point to be put anywhere)
Character height 10 mm, red LED
Allows least significant digit to be fixed to 0
Sampling Speed Approx. 15 times/s
Nonlinearity Within ?(0.03%FS+ 1digit) (With transducer output 0.5 mV/V)
Stability Zero point: ?0.25 ?VRTI / ?C
?0.05% FS per 10% power voltage
Sensitivity: ?0.01%/?C
?0.05% FS per 10% power voltage
High/Low Limit Comparators Setting points: 2 (High limit, low limit)
Response time: 200 ms or less
Setting range: 0000 to ?9999
Contact output: Relay contact (1 transfer circuit/point)
Contact capacity: 250 VAC, 0.5 A (Resistive load)
Hold Functions ON/OFF switch over: By panel key or external contact input
Mode swichover: By panel key
No hold, point-based hold, peak hold, section-based peak hold, time-based peak hold
Frequency Response DC to 1k Hz
Digital Zero Functions Action input: By panel key or external contact input
Adding Functions Setting range: 0000 to ?9999
Original Value Monitor Accuracy : Within ?0.1%FS
Zero Tracking Functions Zero is traced in changing quantities of ?1, 2, 5 counts each for delays of 20, 10 and 5 seconds, 9 ranges in total setting is made by panel keys
Digital Filter Functions Moving averaging times is 4, 8, 16, 32, 48 or 64, switched by panel keys
TEDS Interfaces : Compatible with IEEE1451.4 Mixed Mode Transducer Interface Class2
Applicable Transducers : Should have the information according to IEEE
Template No.33
Cable length should be 30 m or less
(No remote sensing is used together with TEDS)
Operating Temperature -10 to 40?C
Operating Humidity 80% or less (Non-condensing)
Power Supply 100, 115, 200, 220 VAC (Select one),
20 VA or less, 11 to 30 VDC on request
Dimensions 72 W ? 144 H ?188 D mm (Excluding protrusions)
Weight Approx. 1.7 kg
Panel-cut Dimensions 136?68 mm
Standard Accessories AC power cable P-23 (For 100 VAC)
Spare fuse, miniature screwdriver for terminal board
connection, instruction manual, unit seal
Optional Accessories AC power cable P-28 (For 200 VAC)
Connection cables between WGA-710C and NDIS connector plug
4-conductor cables U-17 (50 cm), U-18 (1 m), U-19 (2 m), U-20 (5 m), bared at the tip
Sensor side: Terminated with a connector plug P12-7 (PRC03-12A10-7M10.5)
6-conductor cables U-25 (50 cm), U-26 (1 m), U-27 (2 m), U-28 (5 m), bared at the tip
Sensor side: Terminated with a connector plug P12-7 (PRC03-12A10-7M10.5)

Others

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