ST fiber-optic line <> Profibus interface

• RS485 interface with Profibus pinout
• Baud rate up to 1.5 MBaud
• Electrical isolation to almost any extent between the connected devices
• Disruption-free and secure transmission across distances of up to 3800 m
• Extended supply voltage range up to 24V
• Shipped optionally with or without power supply:
  Please order power supplies as separate accessories.
• No re-configuration of transmission parameters required
• Housing suitable for installation on top hat rails

• Conforms to standards both in office and industrial environments:
  • High noise resistance per EN 61000-6-2
  • Low noise emission per EN 55032:2015 + A1 Cl. B, EN 61000-3-2 & EN 61000-3-3
• 5 year guarantee

• Operating mode:
  • RS485 2-wire mode with echo suppression and
  • automatic control of the RS485 transceivers
• Switching time:
  • approx. 1µs for switching from data send to receive
  • (can be changed on request)
• Baud rate:
  • 0..1.5 Mbaud
• Data format:
  • any format
• Transmitted signals:
  • RxD-P/TxD-P, RxD-N/TxD-N
• Serial connection:
  • 9-pin SUB-D socket
• Glass fiber connection:
  • ST plug adapter
• Fiber-optic medium:
  • Duplex multimode fiber-optic cable
  • 50/125um, 62.5/125um
  • 200/230um PCS fibers on request
• Max. distance:
  • 50/125um: typically 3200m, min. 1400m @3dB/km
  • 62.5/125um: typically 3800m, min. 2200m @3.5dB/km
• Optical budget:
  • 50/125um: typically 9.6dB, min. 4.2dB
  • 62.5/125um: typically 13.4dB, min. 8.0dB
• Wavelength:
  • 820 nm
• Galvanic isolation:
  • Isolation voltage min. 1 KV DC
  • between supply and serial connection
• Power supply:
  • 12..24V DC/AC
• Current consumption:
  • max. 150 mA at 12 V input voltage
• Supply voltage connection:
  • Plug-in screw terminal, 5.08mm spacing
  • Labeled "L+" and "M"
• Ambient temperature:
  • Storage: -40..+70°C
  • Operating in non-rowed installation: 0..+60°C
  • Operating in rowed installation 0..+50°C
• Permissible relative humidity:
  • 0..95% RH (non-condensing)
• Housing:
  • Plastic compact housing, 105x75x22mm
• Weight:
  • approx. 100 g
• Scope of delivery:
  • 1x ST fiber-optic line <> profibus interface

Declaration of Comformity

This device is no longer availabel. It is still possible to download the manual