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80537_MAN_VDA-I_10-2017_ENG

8

4. TECHNICAL DATA

4.  TECHNICAL DATA

4.1.  VDA-I

TECHNICAL DATA

Output signal 

VOLTAGE

CURRENT

Linearity

< ± 0.02% FS

Zero accuracy

< ± 0.1% FS

FS accuracy

< ± 0.1% FS

Accuracy at room temperature (1)

< ± 0.2% FS

Input bridge resistance

120…1000 

Signal input range (FS)

0.1…3mV/V; 100µε…3000µε (with GF=2.00)

Output resolution

16-Bit

Sampling rate

5 kHz

Low-pass filter

1 kHz

Reset time

> 25 ms

Reset voltage

12…36 VDC

Zero output signal

0 V (N)

4 mA (E)

Signal Output

Full scale output signal

+ 10 V (N)  stretching

- 10 V (N)  compression

20 mA (E)  stretching

-

Allowed load

≥5 k

0..500 

Temperature effects (zero)

± 0,01% FS/°C

Temperature effects (span)

± 0,01% FS/°C

(1) incl. Non-linearity, Hysteresis, Repeatability, Zero-offset and Span-offset

(2) Uses 50V 2J Voltage suppressor

GENERAL DATA

POWER SUPPLY

Supply voltage

12…36 VDC

Power consumption

0.5 W

1W

Protections

For Output short circuit 

For Reverse polarity 

Dielectric strenght  (2)

250V

AMBIENT

CONDITIONS

Use

Internal

Operating temperature range

-40...+85 °C

Storage temperature

-40...+100 °C

PROTECTION CLASS

IP 65

ASSEMBLY

Positioning

No limitations

Fixing

4x  M5 screws

CASE

Material

Aluminum anodized

Dimensions (L x H × P)

124 × 37 x 30 mm

WEIGHT

~ 0,150 kg

CE STANDARD

EMC compliance

(compatibility electromagnetic)

According to directive 2014/30/EU

Summary of Contents for 80537

Page 1: ...INSTRUCTION MANUAL Code 80537 VDA I VARIABLE DIGITAL INLINE AMPLIFIER 80537_MAN_VDA I_10 2017...

Page 2: ......

Page 3: ...neral installation rules 5 2 1 1 1 Protection against infiltration of dust and water 5 2 1 1 2 Minimum space for ventilation 5 2 1 2 Positioning 5 2 2 Electrical connections 5 2 2 1 General rules for...

Page 4: ...fully checked Gefran S p A assumes no liability regarding the presence of any errors or regarding damage to property and or harm to individuals due to any improper use of this manual Gefran S p A als...

Page 5: ...The variable digital inline amplifier VDA I converts the signal from strain sensors and load cells into a voltage or current output signal The VDA I amplifier can be used in dynamic and static applica...

Page 6: ...L DESCRIPTION 1 2 VDA I Main features Amplifier with fast digital output For dynamic and static applications Very high strain gauge bridge offset range Compact solid aluminium housing IP65 1 3 Dimensi...

Page 7: ...temperatur must not exeed 85 C during operation 2 1 2 Positioning Fasten the amplifier to a sufficiently rigid and robust support Use the four through holes on the amplifier and M5 screws Advice The...

Page 8: ...rain gauge 2 6 n a 6 1 2 3 4 5 Excitation Signal Signal Excitation 2 3 1 4 5 6 1 2 3 4 5 Connection pin Function 1 Excitation 2 Excitation 3 Excitation 4 Signal 5 Signal 6 Excitation Sensor 2 4 bridge...

Page 9: ...output signal To run a Reset supply voltage from 12 to 36 V for at least 25 ms there are no limits to longer durations to the Reset input of the function in question It s possible to tare an input si...

Page 10: ...E stretching Allowed load 5 k 0 500 Temperature effects zero 0 01 FS C Temperature effects span 0 01 FS C 1 incl Non linearity Hysteresis Repeatability Zero offset and Span offset 2 Uses 50V 2J Voltag...

Page 11: ...stored 2 10 6 reset cycles allowed HO11 External high reset 24V with power on reset infinite reset cycles allowed HR11 Peak feature no peak hold O 0 0 Order code VDA I Example VDA I H A N 2 1000 00 H...

Page 12: ...80537_MAN_VDA I_10 2017_ENG 10...

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Page 14: ...GEFRAN Spa Via Sebina 74 25050 Provaglio d Iseo Bs Italien Tel 39 0309888 1 Fax 39 0309839063 info gefran com http www gefran com...

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