User's Manual

905U-K Radio Telemetry Module User Manual
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ELPRO Technologies Pty Ltd 2001 Page 6
905U-K Radio Telemetry Module
USER MANUAL
LIMITED WARRANTY, DISCLAIMER AND LIMITATION OF REMEDIES-------------5
1 OVERVIEW------------------------------------------------------------------------------------------8
1.1 A
VAILABLE
M
ODELS
.......................................................................................8
1.2 I
NPUT
S
IGNALS
..............................................................................................8
1.3 P
OWER
S
UPPLY
............................................................................................9
1.4 R
ADIO
T
RANSMITTER
.....................................................................................9
1.5 C
ONFIGURATION
...........................................................................................9
2 OPERATION --------------------------------------------------------------------------------------10
2.1 N
ORMAL
O
PERATION
................................................................................... 10
2.2 W
HAT INFORMATION IS TRANSMITTED OVER THE RADIO
? .................................. 10
2.3 H
OW OFTEN IS THE INPUT INFORMATION SENT BY RADIO
?.................................. 10
2.3.1 Digital Inputs ....................................................................................... 11
2.3.2 Pulse Inputs ........................................................................................11
2.3.3 Analogue Inputs................................................................................... 12
2.3.4 Setpoint Status....................................................................................13
2.3.5 Low Battery Voltage Alarm...................................................................13
2.3.6 Communications Failure...................................................................... 14
2.4 H
OW TO
D
ESIGN A
R
EMOTE
M
ONITORING
S
YSTEM
........................................... 14
2.4.1 Achieving reliable radio transmission ................................................... 14
2.4.2 How far will the radio transmit?............................................................15
2.5 C
ALCULATING
P
OWER
C
ONSUMPTION
............................................................ 15
3 HARDWARE INSTALLATION ---------------------------------------------------------------18
3.1 H
OW TO MOUNT THE
905U-K ........................................................................ 19
3.2 A
NTENNA
I
NSTALLATION
............................................................................... 19
3.3 C
ONNECTION
P
LUG
...................................................................................... 23
3.4 P
OWER
S
UPPLY
I
NSTALLATION
...................................................................... 24