IFM Electronic, Transmitter, models:

Efector 600 TA3233	Installation Instructions
Efector 600 TAD081	Operating Instructions Manual
Efector 600 TADx91 Series	Operating Instructions Manual
Efector 600 TD Series	Operating Instructions Manual
Efector 800 VTV122	Operating Instructions
Elector 600	Operating Instructions Manual
TAD 91 Series	Operating Instructions Manual
VTV121	Operating Instructions
VTV122	Operating Instructions
efector600 TA3130	Installation Instructions