Magtrol Hysteresis Dynamometers
CALIBRATION
POTENTIOMETER
ENCODER SWITCH Optional feature switches between a 60 and 600-bit encoder or a 60
BLOWER INPUT
COMPRESSED AIR
INPUT
Adjust clockwise (CW), zero and counterclockwise (CCW) calibration
here. See Chapter 6 – Calibration.
Figure 2–4 Calibration Potentiometers
and 6000-bit encoder.
Speed Encoder
xxxx
Bit
Figure 2–5 Speed Encoder Switch
Connect blower tube here. For HD-710, HD-715, HD-810, HD-815,
HD-825, ED-715 and ED-815 Dynamometers only.
WARNING! DUE TO THE NOISE LEVELS OF THE
BLOWERS, HEARING PROTECTION MUST BE
WORN DURING OPERATION.
Figure 2–6 Blower Input
Connect compressed shop air line here. For HD-510, HD-515, HD-800
and HD-805 Dynamometers only.
Figure 2–7 Compressed Air Input
27
Chapter 2 – Controls
CW Calibration
Zero
CCW Calibration
60
Bit