6AG2155-6AU01-4CN0

Siplus et 200SP, IM155-6PN HF TX Rail interface module, for use on
railway, operating temperature -40 … +70 ° C, T1 to +85 ° C for 10 minutes,
with a conform coating, based on 6S7155-6AU01-0CN0. IM155-6PN interface
module/2 High Feature for the Profinet network, 1 slot for Simatic
Busadapter, Max. 64 peripheral modules and 16 ET 200al modules, S2
reservation support, multiple hot replacement, isochronous mode 0.25 ms,
server module in the kit 6AG2155-6AU01-4CN0