4.6.12 InterBus-S interface
The InterBus-S interface card has the type designation PR 1721/32.
The interface is based on the InterBus chip technology and enables transfer rates of
500 kbit/s.
The InterBus-S connection is established by the 9-pin D-Sub male connector (IN) ② and
the 9-pin D-Sub female connector (OUT) ③ on the back of the device.
The card is inserted into "Slot 4" ① (see Chapter 4.6.1).
Specications
Description Data
Transmission rate
500 kbit/s or 2 Mbit/s, switchable ④
Protocol Interbus-S master–slave
- Fixed telegram length
- Deterministic cyclical process data transmission with
max. 10 words I/O.
- Watch-Dog Timer ④ (see Chapter 4.6.10)
Potential isolation Yes, optocoupler and DC/DC converter
Lead termination Not required, due to active ring topology
Cable type InterBus; color: green; 3x2 twisted pair; screened
Cable impedance
150 Ω
4 Device installation X3 Process Indicator PR 5410
EN-99 Minebea Intec