EF-Series Instruction Manual
Rev 2/01 3-15
3.7 COMMUNICATION CARDS SPECIFICATIONS
The following subsections list the specifications for each communications card.
3.7.1 Serial Card Specifications
EIA-232D
CARD
EIA-485
CARD
Meets EIA-232 standard for single-
ended data transmission over
distances of up to 50 feet (15 m).
Data Rate:
Selectable from 1200 to
19.2k baud.
Format:
Asynchronous, 7 or 8-bit
(software selectable) with full
handshaking.
Parity:
None, odd, or even
(software selectable).
Meets EIA-485 standard for differ-
ential data transmission over
distances of up to 4000 feet (1220
meters) for multiple devices.
Data Rate:
Selectable from 1200 to
19.2k baud.
Format:
Asynchronous, 7 or 8-bit
(software selectable).
Parity:
None, odd, or even
(software selectable).
LED
INDICATORS
POWER
REQUIRE-
MENTS
ENVIRON-
MENTAL
WEIGHT
DIMENSIONS
APPROVALS
Individual LEDs for RXD, TXD,
and RTS signals. EIA-232D card
also has LEDs for DTR and DCD.
4.75 to 5.25 Vdc, 0.03 W maxi-
mum (not including radio power),
supplied by processor board.
Operating Temperature:
-40 to
75 °C (-40 to 167 °F).
Storage Temperature:
-50 to 85
°C (-58 to 185 °F).
Operating Humidity:
To 95%
relative, non-condensing.
0.8 oz. (23 g) nominal.
0.7 in. H by 2.0 in. W by 2.75
in. L (18 by 51 by 70 mm).
Covered by CSA approval for the
unit in which card is installed.
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