Sierra Wireless AIRPRIME WISMO218 - Manual (Page 78)

WA_DEV_W218_PTS_002 Rev 006 April 29, 2010 78
4. Consumption Measurement
Procedure
This chapter describes the consumption measurement procedure used to obtain the AirPrime
WISMO218 consumption specification.
The AirPrime WISMO218 consumption specification values are measured for all operating modes
available on the product.
Consumption results are highly dependent on the hardware configuration used during measurement.
This chapter also describes the hardware configuration settings that must be used to obtain optimum
consumption measurements.
4.1. Hardware Configuration
The following hardware configuration includes both the measurement equipment and the AirPrime
WISMO218 with its socket-up board on the AirPrime WS Series Development Kit.
4.1.1. Equipment
Four devices are used to perform consumption measurement:
 A communication tester
 A current measuring power supply
 A standalone power supply
 A computer, to control the AirPrime WISMO218 and save measurement data