High-Accuracy Digital Contact Sensor

GT2 series

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Amplifier expansion unit supporting multi-head connection GT2-550

GT2-550 - Amplifier expansion unit supporting multi-head connection

  • CE Marking




Mounting type

DIN-rail mount*1

Main unit/Expansion unit

Expansion unit

Power supply voltage

20 to 30 VDC, including 10 % ripple (P-P) (GT2-550 power supplied from the main unit), Class 2

Response time

hsp (3) /5/10/100/500/1,000 ms
(When using GT2-Pxxx, hsp (12) /20/40/400/2,000/4,000 ms)

Number of expandable units

Maximum of 3 units including the main unit (Maximum of 15 sensor heads)*2


Power consumption

4,800 mW, 160.0 mA or less at 30 V

Environmental resistance

Ambient temperature

-10 to +50 °C

Relative humidity

35 to 85 % RH (No condensation)

Vibration resistance

10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions


Main body

Main body case: polycarbonate, Cable: PVC


Approx. 95 g

*1 When connecting the DL Series and expansion units, always connect them when the amplifier units is connected to the DIN-rail and use the end unit (OP-26751 included with the DL Series).
*2 When using the DL-RB1A (for communication), ensure that the output cuurents is 10 mA or less.

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