The 2261 is a programamble load cell amplifier suitable for 4 wire bridge / strain gauge sensors. Both zero and span are programmable via the front key pad and the LED display allows easy setup.The unit also has NPN/PNP input for external taring and a regulated supply for standard transducers
Common specifications: Supply voltage.................................…24 VDC ±20% Internal consumption ......................… 2.2 W Max. consumption.............................. 7.2 W Signal/noise ratio................................ Min. 60 dB Signal dynamics, input ....................... 17 bit Signal dynamics, output............... ...... 16 bit Updating time..................................... 20 ms Response time, programmable ........ ... 0.06...999 s Calibration temperature.................. .... 20...28°C Temperature coefficient.................. ... < ±0.01% of span / °C Linearity error .................................... ≤±0.1% of span Effect of supply voltage change.......... < ±0.002% of span/ %V Auxiliary voltage: Transducer supply.............................. 5...13 VDC Load (max)........................................ 230 mA EMC-Immunity influence............... ..... < ±0.5% of span Humidity .................................. ........ < 95% RH (non-cond.) Dimensions (HxWxD).......................... 80.5 x 35.5 x 84.5 mm Tightness................................... ...... IP50 Weight ............................................. 130 g
Electrical specifications - Input: mV-input: Measurement range ........................... -40...100 mV Min. measurement range (span)....... .. 10 mV Max. offset......................................... 70% of selec. max. value Input in relation to supply gnd......... ... > - 5 V and < +10 V Max. cable resistance per wire....... .... 15 Ω Suppression of transducer cable resistance ............... > 300 Input resistance................................. > 10 ΜΩ Overrange.......................................... 0...999% of selected measurement range Digital input: NPN.................................................. Pull up 24 VDC / 6.9 mA PNP ................................................. Pull down 0 VDC/6.9 mA Trig level low...................................... < 6 VDC Trig level high..................................... > 10.5 VDC Pulse width........................................ > 30 ms Electrical specifications - Output: Current output: Signal range ...................................... 0...20 mA Min. signal range (span) ..................... 5 mA Max. offset......................................... 50% of selec. max. value Load (max.)................................. ...... 20 mA / 600 Ω./ 12 VDC Load stability ..................................... < ±0.01% of span/100 . Current limit........................................ < 23 mA Voltage output through internal shunt: Signal range ....................................... 0...10 VDC Min. signal range (span) ................. .... 250 mVDC Max. offset.......................................... 50% of selec. max. value Load (min.).......................................... 500 kΩ Voltage limit ....................................... < 11.5 VDC Observed authority requirements: Standard EMC 89/336/EEC, Emission ...... ....... EN 50 081-1, EN 50 081-2 Immunity............................................. EN 50 082-2, EN 50 082-1
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2261
Programmable mv / load cell amplifier, power supply 24vDC
