Emerson Machinery Health AMS 6300 SIS Operating Manual page 114

Overspeed protection system
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Configuration
February 2023
Off
The function output remains in the initial state and is not switched. Define the condition of
the initial state with parameter Mode.
>= Limit Value
The characteristic of the switch is increasing. The condition for the output is met when the
speed of the channel reaches the defined limit value Value 1.
If the speed falls below the limit value minus hysteresis again, the alarm output is reset.
Enter the hysteresis into the input field Hysteresis.
<= Limit Value
The characteristic of the switch is decreasing. The condition for the output is met when
the speed of the channel falls below the defined limit value Value 1.
If the speed exceeds the limit value plus hysteresis again, the alarm output is reset. Enter
the hysteresis into the input field Hysteresis.
>= Limit Value + Latch
The characteristic of the switch is increasing. The condition for the output is met when the
speed of the channel reaches the defined limit value for this output. The alarm state is
latched.
If the speed falls below the limit value again, reset the alarm by a reset latch command
either through the digital input Reset latch (see
configuration software (Monitor → Reset latch).
<= Limit Value + Latch
The characteristic of the switch is decreasing. The condition for the output is met when
the speed of the channel falls below the defined limit value for this output. The alarm state
is latched.
If the speed exceeds the limit value again, reset the alarm by a reset latch command either
through the digital input Reset latch (see
software (Monitor → Reset latch).
Standstill
The function output indicates Standstill when no further signal pulse is detected after the
configured standstill time has elapsed (see
The output is reset as soon as a pulse is detected at the signal input again.
Direction of rotation
This function requires a certain arrangement of the sensors at the machine (see
Adjustment and arrangement of sensors at the
The output is switched when the measured rotational direction is inverted to the
configured preferred rotational direction (Basic Settings → Preferred direction of
rotation).
The output is reset when the machine turns at the preferred rotational direction again.
Reset the detected direction during standstill by a reset command through the
configuration software (Monitor → Reset rotation). When the external reset of the
114
Digital
inputs) or through the
Digital
inputs) or through the configuration
Standstill
detection).
machine).
Operating Manual
MHM-97442
MHM-97442, Rev. 2.06

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