Protection
Protection Module Configuration with IMx-M Manager
SKF Multilog On-Line System IMx-M
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User Manual
The scale range from minimum to maximum has to include zero
(0). For example, the range of 0 to 100 or -1 to 100 is acceptable
but the range of 1 to 100 is not acceptable.
For Temperature Difference the scale min & max must be
symmetrical. Example: -25 ºF to +25 ºF or -40 ºC to +40 ºC.
-35 ºF to +20 ºF not allowed
.
The range of this scale is also used for 4
–
20 mA output where:
Min corresponds to 4mA.
Max corresponds to 20mA.
Alarm Levels
Alarm levels are divided into Alert and Danger. The actual available settings are
dependent on the selected combined measurement type. See also
Table 2-26: Alarm level configuration options for Combined Measurements.
Type
Low
High
Enter
Time
Trip
Multiply
Factor
Hysteresis
Trigger
relay on
Channel #
Absolute Shaft
Vibration
√
√
√
√
√
Piston Rod Drop XY
(Average Mode)
√
√
√
√
Piston Rod Drop XY
(Triggered Mode)
√
√
√
√
Complementary
Differential
Expansion
√
√
√
√
√
Temperature
Difference
√
√
√
√
√
Low and High:
these check boxes enable or disable the associated alarm setting.
A channel in Danger state will always cause the channel to Alert
state as well, even if Alert setting was disabled. In that case, the
channel status is Alert and Danger.
