Model MicroCEM

Instruction Manual

748467-A January 2002

1-11 WIRELESS LAN ADAPTER

Wireless LAN adapter is an option to allow the user to remove the Pocket PC from the enclosure and to operate the MicroCEM from a distance up to 1000 feet. Figure 1-14depicts the wireless LAN adapter.

 

Figure 1-14. Wireless LAN Adapter

a. Specifications

 

Data Rate ......................................

11 Mbps send/receive with automatic fallback for extended range

Useful Range.................................

Up to 1000 feet (300 meters) open field; 300 feet (90 meters) typi-

 

cal indoor installations (intervening metal and thick concrete struc-

 

tures degrade performance and range)

Security..........................................

Supports Wired Equivalent Privacy (WEP) which provides 64-bit

 

and 128-bit data encryption; additional security through the use of a

 

32-character network system ID

Standard Support ..........................

Interoperable with 2 Mbps IEEE 802.11 Direct Sequence Spread

 

Spectrum (DSSS) and 802.11b (11 and 5.5 Mbps) extension

OS Support....................................

NDIS drivers included for Windows 95, 98, ME and NT and 2000

Channels .......................................

Supports 11 US/Canada and 13 ETSI selectable, fully-independent

 

channels

Transmit Power .............................

25mW typical

Radio Frequency ...........................

2.4 to 2.4835 GHz

Power Requirement.......................

PC Card: 5 VDC @ 217 mA average with 338 mA maximum on

 

transmit; 215 mA continuous receive, 17 mA standby

 

PCI: 5VDC @ 247 mA average with 368 mA maximum on transmit;

 

245 mA continuous receive, 47 mA standby

Status lights...................................

1 (Reports: Link, Power)

Regulatory Approval......................

US - FCC part 15B and 15C, IC RSS-210

 

ETSI - FCC part 15B, CE, ETS 300 328, ETS 300 826, C-Tick

 

(Australia)

Physical Specification....................

PC Card: PCMCIA Type II PC Card

 

PCI: 32-bit, 5V Key, Full Plug-N-Play

Antenna(s).....................................

Integrated: Printed dual diversity

 

External: 2.2dBi dipole; additional options for specific installation

 

needs

Rosemount Analytical Inc. A Division of Emerson Process Management

Description and Specifications

1-19