Product Description

>>>>Features:
1) GSM and 3G WCDMA band,distribute worldwide applications available
2) 4 channel analog : ***0mA,***0mA,**5V
3) SMS command or PC Software programming
4) User-programmable alarm thresholds (Ultra-Low/Low/High/Ultra-High)
5) 6 numbers for receiving alert and relay control
6) Relay control programmable when alarm thresholds exceed
7) Relay control by Caller-ID with free of charge, SMS, GPRS/UMTS(*work with KingCenter CMS**2)
8) Recording data on internal memory:
Min interval: per 5mins, can save data on unit more than 6 months
Max interval: per **5mins,can save data on unit more than *0 years
9) Historical data download to PC (MS Excel format) via USB
*0) Historical data query and download remotly by GPRS/UMTS(*work with KingCenter CMS**2)
*1) Supports 2 Server(Master and Slave) via GPRS/UMTS TCP/IP
*2) Daily report, schedule upload, event upload programmable
*3) AC/DC Power status monitoring, AC ON/OFF alert by SMS
*4) Rechargeable Backup Battery inside(Approx.8hours standby)
*5) IP*7 Environmental protection enclosure(S**3W)
*6) GPS tracking module optional

>>>>>Specifications
1)  Frequency:   2G: GSM**0/***0MHz,  3G: WCDMA **0/***0MHz UMTS  (default)
2G: GSM**0/**0/***0/***0MHz, 3G: **0/***0MHz UMTS   (optional)
S**2W S**3W: the W is an identify letter of S**2 S**3, all of these models with the same CE certificates.
2) Input Channel: 4 Analog, ***0mA, ***0mA, **5V
3) Output:  1 Relay, NC/NO contacts, 7A/**5V AC, 5A/**0VAC,*0A/*4VDC
4) Power Supply :  9~*4VDC 2A
5) Power Consumption:  *2V Max.*0mA/Average
6) SIM Card Supporting:  3V SIM Card
7) GSM Antenna:  *0 ohm SMA Antenna interface
8) Backup Battery:  3.7V/***0mAH
9) Relative Humidity:  *0%(condensation free)
*0) Installation:  *5mm DIN Rail (S**2W)    IP*7 Enclosure (S**3W)
*1) Connecting Wires:  2.5mm
*2) Exterior Dimensions:  **5**0**1mm (S**2W)    **0***0**0mm (S**3W)
*3) Net Weight:  **0g