Dascom T2150 RS232C/TTY Interface Module Operators Manual Manual de usuario descargar pdf (Pagina 5)

Technical Data of the Interface

Communication protocols Word feedback:

X-ON/X-OFF

Robust X-ON/X-OFF

ENQ/STX

ETX/ACK

ACK/NAK

Signal feedback:

READY/BUSY

Data format Stop bit(s): 1 or 2

Data bits: 7 or 8

Parity: none, odd,

even, mark, space

Signal level

1)

Transmission and receive loop have a

rated current level of +20 mA.

Cable length TTY/20 mA: 1000 m (max.)

RS232C: 15 m (max.)

Data buffer capacity From 0 to 64 kB in increments of 16 kB

Voltage active

1)

24 V

Transmission signal assignment

1)

I ≥ 11 mA “1”, Mark

I ≤ 2,5 mA “0”, Space

Receive signal assignment

1)

I ≥ 9 mA “1”, Mark

I ≤ 3 mA “0”, Space

Transmission rate 600 Baud–19200 Baud

Interface connector ITT-Cannon-connector

model DB - 25 S

1) TTY/20 mA only

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Technical Data of the Interface

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