Mitsubishi Electric AnyWire DB A20, Руководство пользователя

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2
PERFORMANCE SPECIFICATIONS COMPARISONS
2
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2.2.1 Transmission distance
*1 When setting the transmission clock at 125kHz using the QJ51AW12D2 with a serial number (sixth digit) 5 or earlier, use
the product under the following conditions.
• External power supply voltage range: 21.6VDC to 25.2VDC
• Operating ambient temperature: 0 to 50°C
*2 Up to 64 modules can be connected within 2km.
2.2.2 Terminator connection
To ensure more stable transmission, connect the terminating resistor (AT2 manufactured by Anywire
Corporation) at the end of the transmission line.
2.2 Wiring for AnyWire DB A20
Item Specifications
Transmission clock
125kHz
*1
31.3kHz 7.8kHz 2kHz
Max. transmission distance
(total length)
50m 200m 1km 3km
Number of connectable modules Up to 128 Up to 128 Up to 128
Up to 32
*2
Important
Terminating unit
Basic
Connect a terminating unit at the end of a line for one master
module.
Transmission distance 50m (total length)
200m (total length)
1km (total length)
3km (total length)
The setting applies to all the transmission speeds.