Accessories
A.2 Modems
TIM DNP3
316 System Manual, 12/2015, C79000-G8976-C253-04
Technical specifications of the MD2 dedicated line modem
Interfaces
• Attachment to dedicated line
• RS-232 attachment to DTE
• RS-485 attachment to DTE
• Connection to power supply
• RJ-12
• 9-pin D-sub male connector
• 9-pin D-sub female connector
• 4-pin terminal strip
Current consumption
• From 24 V DC
• 100 mA
Permitted ambient conditions
• Operating temperature
• Transport/storage temperature
• Relative humidity
• 0 °C through +60 °C
• -40 °C through +70 °C
• Max. 95 % at +25 °C
Construction
• Module format
• Dimensions (W x H x D) in mm
• Weight
• Compact module for S7-300, double width
• 80 x 125 x 120
• Approx. 300 g
Transmission path 2-wire, 2 x 2-wire or 4-wire,
twisted pair, without loading coils or with few
Type of modulation
• Frequency shift keying (FSK)
Transmission speeds
• 1200 bps
• 2400 bps
• 9600 bps (not for telephone company
leased lines)
• 19,200 bps (not for telephone company
leased lines)
Mode
• With 2-wire or 2 x 2-wire
• With 4-wire
• Half duplex
• Duplex or half duplex
Transmit level can be set to
• 0 dB
• -6 dB
• -9 dB (for telephone company leased lines)
• -15 dB
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