Fluke 2635A-RF900USB Specifications, Operation, Base Station Modem, Performance, Remote Station

2635A-RF900USB

Instruction Sheet

Base Station Modem

The Modem is connected to the PC as the base station. To set up this modem:

1.Connect the Modem to a free USB port on the PC using the supplied USB cable.

2.The Windows “Found New Hardware Wizard” will appear on the PC. Click the “Next” button to start the driver installation.

Specifications

Performance

Indoor/Urban Range:	Up to 1500 ft (450 m)
Outdoor LOS Range:	Up to 7 miles (11 km) w/ dipole
	antenna
Serial Data Throughput:	9600 bps
RF Baud Rate:	10,000 bps
Transmit Power Output:	140 mW (21.5 dBm)
Receiver Sensitivity:	-110 dBm

3.Depending on the version of Windows, select either the “Install from a specific list or location” or “Search for a suitable driver” option, then click “Next”.

4.Verify the MaxStream CD is inserted. Check “Search removable media (CD-ROM…)” or “CD-ROM drives” box, and then click the “Next” button.

5.If a “Windows Logo Testing” alert box pops up, click “Continue Anyway”.

6.Click the “Next”button again if necessary to accept the selected driver.

7.Click the “Finish” button.

8.Repeat steps 2 through 7 to install the next driver.

9.Connect the supplied antenna to the Modem.

Remote Station

Set up a 2635A-RF900 Serial RS-232 Modem and connect to the Hydra Data Logger as described in its own instruction sheet.

Operation

Start the Hydra software and turn the Hydra Data Logger power on.

Connect through the Hydra software as if using a standard RS-232 connection. Basic line-of-site range is approximately 1500 ft. (450 m). The range varies with antenna height.

The Modem will operate in its default factory setting as an accessory to the Hydra Series. Refer to the manufacturer’s instructions and supplied software for operating the Modem in other applications.

To reset the Modem to its factory settings, push the Reset Switch located on the Antenna-side of the Modem.

General

Frequency:	902-928 MHz
Spread Spectrum:	Frequency Hopping, Wide band
	FM modulator
Network Topology:	Peer-to-Peer, Point-to-multipoint,
	Point-to-Point, Multi-drop
Channel Capacity:	7 hop sequences share 25
	frequencies
Serial Data Interface:	USB
I/O Data Rate:	Software selectable 1200 -
	57600 bps
Power Requirements
Supply Voltage:	USB bus-powered or 5-12 V dc
	external
Transmit Current:	215 mA
Receive Current:	85 mA
Physical Properties
Enclosure:	7.1 oz (200 g), extruded
	aluminum, black anodized
Enclosure Size:	2.75 in x 5.50 in x 1.124 in
	(7.90 cm x 13.90 cm x 3.80 cm)
Operating Temperature:	0 to 70 °C (commercial)
Antenna
Type:	½ wave dipole whip, 6.75 in
	(17.1 cm), 2.1 dBi Gain

Not licensed for operation outside of the United States.

LIMITED WARRANTY AND LIMITATION OF LIABILITY

This Fluke product will be free from defects in material and workmanship for 90 days from the date of purchase. This warranty does not cover fuses, disposable batteries, or damage from accident, neglect, misuse, alteration,contamination, or abnormal conditions of operation or handling. Resellers are not authorized to extend any other warranty on Fluke’s behalf. To obtain service during the warranty period, contact your nearest Fluke authorized service center to obtain return authorization information,

then send the product to that Service Center with a description of the problem.

THIS WARRANTY IS YOUR ONLY REMEDY. NO OTHER WARRANTIES, SUCH AS FITNESS FOR A PARTICULAR PURPOSE, ARE EXPRESSED OR IMPLIED. FLUKE IS NOT LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSSES, ARISING FROM ANY CAUSE OR THEORY.

Since some states or countries do not allow the exclusion or limitation of an implied warranty or of incidental or consequential damages, this limitation of liability may not apply to you.

Fluke Corporation	Fluke Europe B.V.
P.O. Box 9090	P.O. Box 1186
Everett, WA 98206-9090	5602 BD Eindhoven
U.S.A.	The Netherlands
11/99

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