User's Manual

APPENDIX B
SPECIFICATIONS
ESTeem General Specifications
Revised: 27 Mar 01
APX B-1
SWITCHES:
•
CPU Reset
•
RS-232C/422/485 Setup
LED INDICATORS:
•
Power On
•
Receiver Carrier Detect
•
Transmitter Enable
•
Link Connect/Disconnect
•
Auto Connect Enabled
•
RS-232C/422/485 Framing
Error
I/O - CONNECTORS:
•
Asynchronous Full Duplex,
RS-232C, RS-422 and RS 485
with 25 Pin Sub D Connector.
•
Antenna Output - TNC
connector
•
Input Power - 2 pin molex
ADDRESSING RANGE:
•
1 to 255
DATA INPUTS:
•
Selectable 600 to 19,200 baud
•
7 to 8 data bits
•
Even, odd, or no parity
•
One or two stop bits
DATA BUFFERS:
•
Transmit 4000 bytes
•
Receive 4000 bytes
FLOW CONTROL:
•
Hardware or Software
DATA TRANSMISSION
PROTOCOL:
•
Carrier Sensed Multiple
Access with Collision
Detection (CSMA-CD)
ERROR CHECKING:
Forward error correction and 32
Bit Cyclic Redundancy Check
(CRC) with packet acknowledge
and retry
MINIMUM RADIO TURN
AROUND TIME:
•
< 15 ms + Data (W/O ACK)
•
< 30 ms + Data (W/ACK)
POWER
REQUIREMENTS:
Models 192C & 192F
•
11 to 15 VDC @ 400 ma Rx
2 W RF 1.5 A Tx
4 W RF 2.0 A Tx
Model 192M
•
11 to 15 VDC @ 400 ma Rx
2 W RF 1.5 A Tx
4 W RF 2.0 A Tx
SIZE:
•
2.45 in. Height
•
9.37 in. Width
•
8.16 in. Length
WEIGHT:
•
5 lbs.
ENVIRONMENT:
•
-30 TO 50
°
C.
•
95% non-condensing
WARRANTY:
•
1 Year