Siemens SINUMERIK 840Di Function Manual page 292

Detailed Description
2.4 Drive service display (for digital drives only)
Drive ready
Display of the current status of the selected drive.
State 0: The drive is not ready.
State 1: The drive is ready.
Display corresponds to IS "Drive Ready" (DB31, ... DBX93.5).
References: /FB1/, A2, "Various Interface Signals"
Display indicating the current rampup phase of the selected drive.
Meaning:
CRC error
Display of communications errors detected in hardware between NC and drive.
Note
If the display shows a value other than "0", please contact your SIEMENS Regional Office!
ZK1 Messages
Display indicates whether messages of status class 1 are active.
State 0: No status class 1 message is active.
State 1: One or several status class 1 messages are active.
Status class 1 messages are alarms with the following characteristics:
• They cause internal responses
• They are modal
DC link voltage
Indicates the current DC link voltage level within the drive grouping.
Unit: Volts
Speed setpoint
The displayed speed setpoint represents the unfiltered total setpoint value. It is made up of
the position controller output component and the speed feed forward branch.
Unit: rpm
Display corresponds to machine datum:
MD1706 $MD_DESIRED_SPEED (desired speed).
2-18
(e.g. regenerative braking, immediate pulse suppression)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
Diagnostic Tools (D1)