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BAISC PARAMETERS
CPU: ARM 32 bit CPU
Data memory: Flash 64M, the system takes up 3M, user actually usable 60M. SRAM 0.5M
ROM: 2M
RAM: 512K
Deals: Meet GB2312-80 level 2 deals
Screen: 160 x 160dpi LCD, 3.2-inch, a screen can show 200 characters.
Communication interface: A standard RS232 interface (communication 1200 BPS rate-115200 BPS); A USB interface; An infrared interface
Communication option: GPRS, 2.4GHz, 433MHz, 489MHz, 925MHz, 915MHz, 13.56MHz
Keyboard: 20 key, transparent resin coating.
Add function: The clock, low voltage alarm.
Infrared: High-speed infrared communication
Meter reading angle: 60 degrees
Infrared communication distance: 3-7m (and infrared transmission power meter relevant); farthest 12 meters
Communication agreement: DL/T645-1997 "multi-function watt-hour meter communication rules" and added statute, DL/T645-2007 "multi-function watt-hour meter communication rules" , IEC62056 protocol
Working voltage: 3.6V DC (2300mA Lithium battery)
Working current: <16mA
Sealed environment: IP54
MECHANICAL PARAMETERS
Dimensions (WxDxH) (mm): 160x60x28
Weight (g): 118 (no battery), 220 (include battery)
ENVIRONMENTAL CONDITIONS
Working temperature: -5°C ~ 50°C
Storage temperature: -20°C ~ 70°C
