ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
GSM modems are designed for wireless data transfer and control from devices with communication infrastructure.
Operating Voltage: 85V - 285V AC
Operating Frequency: 50Hz. / 60Hz.
Operating Temperature: -20ºC.....+55ºC
Air ESD Protection: 10kV
Impact Resistance: 4kV
Operating Power: 1VA(system standby), 10VA(system communicate)
Display: Power LED, Signal Level LED and Rx, Tx LEDs
Connection Type:
Max. 19200bps (For meters IEC62056-21 protocol);
Modbus Communication (For meters, analyzers and reactive controllers;
RS485 inferface with Max.128 devices;
RS232 inferface;
Optik probe inferface;
TCP/IP communication protocol
Communication Type: GSM/GPRS
Antenna: 2.2dBi SMA replaceable 90º antenna
Bandwidth: Quad band GSM/GPRS/EDGE
Weight: <200gr.
Protection class: IP20
Operating Altitude: <2000m
