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Reference Manual
00809-0100-4708, Rev AD
September 2012
A-1
Rosemount 708
Appendix A Specifications and Reference
Data
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page A-1
Dimensional Drawings . . . . . . . . . . . . . . . . . . . . . . . . . . . . page A-3
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page A-4
SPECIFICATIONS
Functional
Specifications
Output
IEC 62591 (WirelessHART) 2.4 GHz DSSS
Humidity Limits
0–100% relative humidity
Transmit Rate
User selectable 1 second to 60 minutes
Radio Frequency Power Output from Antenna
Internal (WP option) antenna: Maximum of 10 mW (10 dBm) EIRP
Physical Specifications Electrical Connections/Power Module
• Replaceable, non-rechargeable, Intrinsically Safe Lithium-Thionyl Chloride
power module pack with PBT/PC enclosure
• Ten year power module life at reference conditions
(1)
Field Communicator Connections
Communication Terminals - Clips permanently fixed to power module
Materials of Construction
Housing
PBT/PC
Cover O-ring
Silicone
Power Module Housing
PBT/PC
Wave Guide
Machined 316L SST
Mounting
Transmitters are directly attached to process piping using two stainless steel
mounting bands.
(1) Reference conditions are 21 °C (70 °F), transmit rate of once per minute, and routing data
for three additional network devices.