Appendix A. Specifications; Device Specifications; Radio Specifications; Models Utilizing 2.4 Ghz Radios - Geokon 8800-2-1A Instruction Manual

APPENDIX A. SPECIFICATIONS

A.1 Device Specifications
Measurement Accuracy
Data Memory
Storage Capacity
Temperature Range
Thermistor Accuracy
Thermistor Resolution
Communication Type
Communication
Communication Protocol
Power Supply
Scan Interval
L x W x H
A.2 Radio Specifications
A.2.1 Models Utilizing 2.4 GHz Radios
Radio Technology
Radio Frequency, ISM Band
Range (Indoor, Urban)
Range (Outdoor, line-of-sight)
Transmit Power
Receiver Sensitivity
Network Throughput (1,2,4 hops)
Antenna (half-wave dipole)
A.2.2 Models Utilizing 900 MHz Radios
Radio Frequency, ISM Band
Range (Outdoor, line-of-sight)
Transmit Power (N.A. / International)
Network Throughput (1,2,4 hops)
Antenna (half-wave dipole)
8800-1 (Node)
±0.1% F.S. (400-5000 Hz)
1.44E+06
2% F.S.
D Cell Alkaline or Lithium (2x)
122 x 120 x 91 mm (4.8" x 4.7" x 3.6")

Table 7 - Device Specifications

Network
Topology
Channels
Table 8 - 2.4 GHz Models
Description
Topology
Radio Technology
Channels
Range (Indoor, Urban)
Receiver Sensitivity
Table 9 - 900 MHz Models
8800-2 (Supervisor)
32
-40 to +85
0.1
NA USB/RS-232
NA 115k,8-N-1
NA Modbus RTU
10-1440
North American International Units
Mesh/Cluster Tree
IEEE 802.15.4 DSSS
2.4
12
90
1600
63
-100
78, 50, 22
2.1
Value
Mesh/Cluster Tree
IEEE 802.15.4 FHSS
900-928
12
305
6500
250
-101
78, 50, 22
2.1
Units
NA Hz
MB
1.06E+06 Arrays
°C
NA °C
Minutes
mm (in.)
GHz
60 M
750 M
10 mW
dBm
kbps
dBm
Units
MHz
M
M
mW
dBm
kbps
dBm
23