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COOPER INDUSTRIES INC FHOEM-900 Manuel D’Utilisation

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USER MANUAL
2-11
1.3  Specifications
General
Frequency Band
902-928 MHz 
Frequency Hopping Sequence
4 selectable groups, each containing 63 frequencies
Operation
Half duplex
Radio Addresses
65,000+
Radio Modes
Master, Slave, Repeater/Slave
Data Characteristics
Serial Port
RS-232 and TTL (3V logic)
Serial Connector
14-pin dual header
Antenna Connector
MCX female
Data Port Rates
1200, 2400, 4800, 9600, 19200, 38400 baud (Asynchronous)
Data Rate in RF Channel
9600 bps
Flow Control
Selectable between Hardware or None
Typical Latency
70ms
Auto-Routing
MODBUS RTU, AB DF1 protocols
Error Correction/Detection
ARQ with CRC-16
RF Channel Protocol
Iris
Transmitter
Power Output
1 Watt (30dBm) nominal
Duty Cycle
50%
Output Impedance
50 ohms
Transmitter Keying
Data activated
Maximum SWR (with no damage)
Infinite at all phase angles
Receiver
Type
Double conversion superheterodyne
Data Threshold
Less than –110dBm
Acquisition Threshold
Less than –113dBm
Primary Power
Voltage
9 to 30 VDC, reverse voltage protected
Transmitter Supply Current
400mA at 12 VDC; 170mA at 24 VDC
Receiver Supply Current
25mA at 12 VDC; 16mA at 24 VDC
Fuse
0.75A polyfuse
Reverse Polarity Protection
YES
Environmental
Humidity
0% - 95% at 40
o
C, non-condensing
Temperature
Operating: -40
o 
to 158
o
F (-40
o
 to 70
o
C)
Storage: -40
o 
to 185
o
F (-40
o
 to 85
o
C)
Size
2.2” x 3.1” x 0.75” (55mm x 78mm x 17mm)
Weight
1.6 oz (45 g)
Case
Open Printed Circuit Board (PCB)
Mounting
4 corner 4 – 40 threaded mounting post (1/4” standoff)
Diagnostics
Indicators
External LED’s, Link status, Good receive status, Receive error
status
Agency Approvals
FCC
Part 15.247
Industry Canada
RSS 210
CSA/C & US
Class 1 Div 2; Groups A, B, C, D (pending)
Table 1.3.1 (Specifications)