SQ2010 28507 Version 6
Page 18
EN
9. Specifications
ANALOGUE INPUTS
Basic accuracy (5-45°C): .................................................± (0.10% readings + 0.1% range)
Common mode rejection: ...........................................................................................100dB
Input impedance: ...................................................................................................> 1MOHM
Linearity: ..................................................................................................................0.0015%
Series mode line rejection:...........................................................................50/60Hz 100dB
EM field and Conducted RF effect: ………………….………………….……...………….< 1%
DIGITAL INPUTS
Zero input voltage....................................................................... 0 to 0.5V (or shorted input)
One input voltage..................................................................2.7 to 5V (or open circuit input)
Input protection......................................will turn on below about -0.5V and above about 6V
ANALOGUE-DIGITAL CONVERSION
Type: ....................................................................................................................Sigma-Delta
Resolution: ......................................................................................................................24bit
Sampling rate: .........................................................................Up to 10 readings per second
ALARM OUTPUTS.......................................................................2 x open drain FET (18V 0.1A Max)
SENSOR POWER SUPPLY..............................Regulated 5 VDC (50mA) or supply voltage (100mA)
TIME AND DATE...........................................................................................In built clock in 3 formats
SCALING DATA.......................................................Displays readings in preferred engineering units
MEMORY............................................................................Internal: 16Mb (Up to 1,800,000 readings)
RESOLUTION.................................................................................................Up to 6 significant digits
PROGRAMMING/LOGGER SET-UP..................... ..........SquirrelView or SquirrelView Plus software
COMMUNICATION
Internal: .................................................................................................RS232 & USB 1.1/2.0
External options: ........................................................GSM, Ethernet and Wireless Ethernet
POWER SUPPLY
Internal:...............................................................................................2 x C Alkaline batteries*
External: ............................................8-28V DC Reverse polarity and over-voltage protected
* Maximum operating temperature for supplied alkaline batteries is 50°C
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