Appendix a, Specifications – DAVIS Wireless Repeater (7626, 7627) User Manual

Page 43

Appendix A

Specifications

Complete specifications for all of the Vantage Pro2 weather products as well as the wire-
less repeater are available in the Weather Support section of our website:
http://www.davisnet.com/support/weather/.
General

Operating Temperature. . . . . . . . . . . . . . -40 to 150° Fahrenheit (-40 to 65° Celsius)
Non-Operating Temperature . . . . . . . . . . -40 to 150° Fahrenheit (-40 to 65° Celsius)
Current Draw . . . . . . . . . . . . . . . . . . . . . 1.5 mA at 4-6 VDC
Batteries . . . . . . . . . . . . . . . . . . . . . . . . . CR 123A 3-volt lithium battery
Battery Life Estimates (with no solar or AC power input):

*Both received directly by the repeater and those IDs repeated from the previous repeater in a chain

Note:

Battery life in excess of two years is expected with normal solar input.

Solar Panel . . . . . . . . . . . . . . . . . . . . . . . 0.5 Watts
Alternate Power . . . . . . . . . . . . . . . . . . . AC power adapter
Housing Material. . . . . . . . . . . . . . . . . . . UV-resistant PVC plastic
Dimensions . . . . . . . . . . . . . . . . . . . . . . . 6.25'' x 2.25” x 7.88'' (159 mm x 57 mm x 200 mm)
Weight. . . . . . . . . . . . . . . . . . . . . . . . . . . 1.188 lb. (.539 kg)

Transmit Interval

Repeater Transmit Interval2.5625 - 3.0000 seconds per ID.

Wireless Communication (US models)

Transmit/Receive Frequency

. . . . . . . . 902-928 MHz FHSS (Frequency Hopping Spread

Spectrum)

ID Codes Available

. . . . . . . . . . . . . . . . 8

Output Power

. . . . . . . . . . . . . . . . . . . . 902-928 MHz FHSS: FCC-certified low power,

less than 8 mW, no license required

Range

Line of Sight . . . . . . . . . . . . . . . . . . . . Up to 1000 feet (300 m)
Through Walls . . . . . . . . . . . . . . . . . . Typical 200 to 400 feet (75 to 150 m)

Wireless Communication (OV, EU, UK models)

Transmit/Receive Frequency

. . . . . . . . 868.0 - 868.6 MHz FHSS (Frequency Hopping

Spread Spectrum)

ID Codes Available

. . . . . . . . . . . . . . . . 8

Output Power

. . . . . . . . . . . . . . . . . . . . 868.0 - 868.6 MHz FHSS. CE-certified, less than

8 mW, no license required. No more than four
transmitter IDs to comply with the EN 300 220
regulation.

Range
Line of Sight . . . . . . . . . . . . . . . . . . . . . . Up to 1000 feet (300 m)
Through Walls. . . . . . . . . . . . . . . . . . . . . Typical 200 to 400 feet (75 to 150 m)

# of IDs*

Estimated Life Expectancy (Months)

1.5