i
Safety Warnings
•
This symbol
denotes an important safety tip or warning.
Please read these instructions carefully
before performing
any of the procedures contained in this manual.
• Reduce the chance of an electrical fire, shock, or explosion by
proper grounding, over-current protection, thermal protection,
and enclosure. Follow sound maintenance procedures.
DO NOT INSTALL, REMOVE, OR REWIRE THIS
EQUIPMENT WITH POWER APPLIED. Have a qualified
electrical technician install, adjust and service this equipment.
Follow the National Electrical Code and all other applicable
electrical and safety codes, including the provisions of the
Occupational Safety and Health Act (OSHA), when installing
equipment.
It is possible for a drive to run at full speed as a result of a
component failure. Minarik strongly recommends the
installation of a master switch in the main power input to stop
the drive in an emergency.
Circuit potentials are at 115 VAC or 230 VAC above earth
ground. Avoid direct contact with the printed circuit board or
with circuit elements to prevent the risk of serious injury or
fatality. Use a non-metallic screwdriver for adjusting the
calibration trimpots. Use approved personal protective
equipment and insulated tools if working on this drive with
power applied.
Summary of Contents for MM21051C
Page 9: ...3 Figure 2 MM21151C Dimensions ALL DIMENSIONS IN INCHES MM Dimensions...
Page 10: ...4 Dimensions Figure 3 MM21251C Dimensions ALL DIMENSIONS IN INCHES MM...
Page 11: ...5 Figure 4 MM21151C and MM21251C Back View Cased Mounting Keyhole Locations...
Page 31: ...25 Figure 12 Dynamic Braking Circuit Connection Operation...
Page 33: ...27 Calibration Figure 13 Calibration Trimpot Layouts MM21051C MM21151C MM21251C...
Page 50: ...44 Figure 23 MM21051C MM21151C and MM21251C block diagram Block Diagrams...
Page 51: ...45 Figure 24 MM21151C switching circuit connections...
Page 52: ...46 Block Diagrams Figure 25 MM21251C switching circuit connections...
Page 54: ...48 Notes...