Wireless transmitter of data from compatible devices, in Bluetooth 2.1+EDR Class 2 standard. Data is transmitted to a compatible device, which has IEC 62056-21 standard and the readout software installed. OptoBTEx does not modify data.

IEC 62056-21

Wireless data reading.


2.1 + EDR Class 2 Bluetooth transmission.

II 3G Ex ic IIA T3 Gc

Work in zone 2 of explosion risk.


II 3G Ex ic IIA T3 Gc. Work in zone 2 of explosion risk.
Degree of protection for the IP54 housing.
Atmospheric conditions – open conditions excluding the direct impact of atmospheric precipitation and solar radiation (under a roof). It can work in conditions of condensation of water vapor. Working temperature -20°C ≤ Ta ≤ 45°C.
Rechargeable battery LI-POL 3.7V / 150mAh, 3h continuous work, standard work up to 4 days.
Charging with a standard charger from the tablet, smartphone, from the USB port through the built-in microUSB socket after unscrewing the safety cap, charging voltage 4.5V÷5.5/100mA, charging time 2÷3h at 0°C ÷ 45°C.
Bluetooth module – standard transmission speed 9600 N81, operating range 5÷10m, Bluetooth 2.1 + EDR Class 2.

Technical support

Mariusz Sierotko

Technical Support Engineer

Mobile phone/WhatsAPP:

+48 607 624 546


Skype ID: mariusz.sierotko@plummac.com

Andrzej Stepaniuk

Sales Engineer

Mobile phone/WhatsAPP:

+48 667 776 765


Skype ID: andrzej.stepaniuk@plummac.com