Input: 120/240VAC
Output: 0-90/180VDC
HP Range: 1/8-2

OPT51: RS485 Serial Communication card. Factory installed in MD50E only - field installed only in MD40P and MD50P

Features:
Universal power supply supports 85-265 VAC in
1/8 or 1/4 DIN panel mount with NEMA 4X faceplate, NEMA 4X stand-alone enclosure
Front panel field-programming (with lock-out jumper)
Display speed in any engineering unit of measure
Two alarm relay outputs (form C, 5 Amp @ 250 VAC)
Large 1/2˝ LED display
Master/Follower modes
Displays set point or actual running speed
Adjustable PID settings
Optional your company name/ logo on the cover

MD40/MD50 Digital DC Drive Video