R911343377 is part of the HCS Compact Converters / Drive Controllers Series by Indramat Drives.
Specs
Function: Control and monitor operation of motor Construction Style: Compact Operation: Multiphase Compatibility: Encoder systems with 5V and 12V voltage ratings Certification: UL Listed and CSA Certified Mounting: Inside a closed housing Protection Degree: IP 54 as per IEC 529 specifications