GPRS communication module R-8554A GPRS DTU

serialRS-485RS-232

R-8554A GPRS DTU Wireless Communication Module Main Features - Adopts RS-232/ RS-485 industrial standard connector, easy for users to realize data control based on GPRS platform - Swappable terminals, DIN rail - Compact size, can be used either embedded or external - Support high-speed, transparent/protocol data transmission, built-in software and hardware watchdog, Optimized EMC design, to ensure the DTU long time and stable running - Support message, local serial port and remote center DTU graphics parameters maintenance - Support Chinese and English SMS receiving, single-sending, group-sending function - Support static data service center IP address, DNS and VPN - Multi optional operating modes: peer to peer, peer to multi-point, center to multi-point data transmission, data/SMS trigger, network and SMS channel exchange freely - Support center real serial port/virtual port with DTU peer to peer, peer to multi-points communication - Adopts advanced power technology, wide power range, to improve the stability of equipment - 7 x GPIO connectors reserved for customizing analog, digital acquisition, etc. functions which customers require