Level relais - level monitor
type: BR-NWt
for level control of every el conductive liquide
settings: senitivity switching, delay direction of action
voltage: 230VAC
for mounting rail
manufacturer: FANAL
converter RS232-TTY 2761253 type: PSM-EG-RS232/TTY-P/2K
number from manuf.: 2761253
converter from RS232 to TTY, with electrical isolation, 4 channels
rail mountable
manufacturer: PHOENIX contact