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Geckollect-PO

Technical Data Sheet and Declaration of Conformity

Geckollect-PO LED based optical pulse transmitter for pulse counting.

Main characteristics:
  • Pulse-based operation
  • For indoor use only
  • No power supply needed
  • Adjustable sensitivity
  • Can be installed without damaging the seal
  • Designed for any electricity meters with (red) LED display

Geckollect-PO LED based optical pulse transmitter module

General description:

The Geckollect-PO LED based optical pulse transmitter can read the consumption of properly designed (electric) meters and make it available in the form of a pulse signal.

The device implements a so-called low-frequency transmitter, which behaves like a pressed switch after the amount of consumption determined by the meter, thereby indicating to the read out device that consumption has occurred on the meter.

Installation and Operation:

The Geckollect-PO can only be used indoors, shielded from direct light. The device must be glued above the flashing LED, making sure that the hole on the head of the device is exactly above the flashing LED.

When the LED light pulse arrives, the red and black terminals switch from their previously open state to closed, emitting a pulse signal.

The device has a pull-up resistor. The polarity must be observed when connecting.

According to the meter's data sheet, the pulse width and resolution are fixed and unchangeable.

The signal cable is not shielded, so it is worth routing it away from high-current cables, in order to avoid interference. Direct light must be avoided for the sensor during operation, because strong light can interfere with optical pulse collection. Therefore, it should only be used in a dark or well-shaded place.

Maximum specifications:
Parameter Min. Typical Max. Unit
Storage temperature -20 25 80 °C
Operating temperature -20 20 80 °C
Humidity 100 RH %
Operating voltage 3.3 5 V (DC)
Current 10 mA (DC)
Pulse length 5 20 ms

Violation of these limits may cause irreparable damage to the device.

The device is shipped in the most sensitive condition possible. In case of a false signal, the sensitivity can be adjusted with a small screwdriver.

Sizes and electricity info

Measuring head:

High18 mm
Width13 mm
Depth6 mm
Cable length1000 mm

Geometric sizes are without the cable. The length of the cable may very a few percent.

red cablepulse + (polarity dependent)
black cablepulse - (polarity dependent)