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5 A1000 & A2000 USERS MANUAL
SPECIFICATIONS
Max Common Mode Voltage: 1500Vrms, 1 minute duration.
NRZ asynchronous data format; 1 start bit, 7 data bits, 1 parity bit and 1
stop bit.
Baud Rates: 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600,
115200.
Temperature Range: Operating and Storage: -25 to +70°C Ambient.
Relative Humidity: 0 - 95% Noncondensing.
A1000 Power Specifications
Power Requirements: 115 or 230 Vac ±10%, 50-60 Hz.
Power Consumption: 30W Full Load.
Power Supply Output: +24Vdc @ 1A.
A2000 Power Specifications
Power Requirements: +10 to +30Vdc unregulated.
Power Consumption (@+15Vdc): Max. Current w/RS-485 output
short,100mA.
Idle Current w/LEDs off, less than 10mA.
MECHANICAL AND DIMENSIONS
Case: Impact resistant ABS.
Weight: 2.8 lbs.(A1000), 1.0 lb.(A2000).
Dimensions:
RS-485 Connectors: Phoenix screw terminal barrier plug (supplied).
Replace with Phoenix MSTB 2.5/4 ST 5.08 or equivalent.
Warranty: 12 months on workmanship and materials.
CONNECTIONS
The A1000 and A2000 have three connectors located on the rear panel,
two RS-485 connectors and one RS-232 connector. The RS-485
connectors are 4 position screw-terminal plugs labelled RS-485 IN and
RS-485 OUT. The RS-232 input connector is a female subminiature DB-9
connector labelled RS-232 IN. The functional description of each terminal
is labelled directly above the connector on the rear panel. The RS-485
descriptions are all preceded by letters which correspond to the color
coded wires used in standard telephone cable: (B) Black, (R) Red, (G)
Green and (Y) Yellow. All DGH hardware using RS-485 contains this color
coded nomenclature. Figures 1A & 1B show the rear panel connections
for the A1000 & A2000.
8.08"W x 2.50"H x 6.25"D (A1000).
7.06"W x 1.53"H x 5.30"D (A2000).
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