Explanation Of Abbreviations; Notes And Warnings - Digital Dream DM500 User Manual

1.4 Explanation of Abbreviations

When operating the DM500 Controller, the users will come across some English abbreviations. Here a list
with explanations
FRO: Feed Rate Override
SRO: Spindle Rate Override
SRJ: Jog Speed Setting
F: Feed rate, unit is mm/min
S: Spindle Speed, unit rev/min.
X: The coordinate code of the X axis.
Y: The coordinate code of the Y axis.
Z: The coordinate code of the Z axis.
A: The coordinate code of the A axis
BUSY: The system is busy. You still can adjust FRO and SRO
READY: READY mode, any operation can be done
RESET: Reset mode, controller is in "OFF" mode, no operation can be performed
CONT: Continuous mode, each axis can be manually jogged with the arrow keys
Step :Manual Step Mode，each axis can be jogged in defined steps
MPG: MPG mode. Operate the machine with the MPG (Manual Pulse Generator)
AUTO: Run G code. Auto is showing when file is processing

1.5 Notes and Warnings

Keep away from exposure to moisture or water. This product contains sophisticated electronics
and must not get wet.
Wiring warning: the IO input terminal of this controller supports equipment with source power (such as
Inductive Proximity Switch ). When using this kind of equipment, pay attention to the polarity. Avoid the
+terminal to be connect with GND. This controllers has analog output for spindle control (0-10V). Please avoid
this terminal to ever connect with GND as damage to the controller may occur.
Operation warning. Please observe all security measures when operating the machine. The ESTOP
must be connected and properly labelled. In case of a problem, press the E-stop at once to avoid
damage to humans, animals and the equipment.
High voltage danger. The DM500 is connected to18-32V DC. Obey and follow the electricity safety
rules of your country when connecting this equipment.
Page -4 DM500 User's Manual