Operating Instructions

Application examples
Fan with belt monitoring function
7
92 | 118
Siemens A5E36496664A_f
Smart Infrastructure 2021-10-11
7.11 Fan with belt monitoring function
Accelerate the drive up to the three speed thresholds in MANUAL operation and
read the actual torque from parameter r0031. Then set the torque thresholds
according to the torque readings - 20% safety margin.
Parameter Value Description
P2181 4 Load monitoring response: F07923 if torque too low
P2182 300 rpm Load monitoring, speed threshold 1
P2183 900 rpm Load monitoring, speed threshold 2
P2184 1500 rpm Load monitoring, speed threshold 3
P2186 Read r0031 in
manual
operation
Torque threshold 1 lower
P2188 Torque threshold 2 lower
P2190 Torque threshold 3 lower
P2192 10 s Load monitoring, delay time
P2193 1 Monitoring torque and load drop activated
P2189 Torque threshold 3 above
P2190 Torque threshold 3 below
P2187 Torque threshold 2 above
P2188 Torque threshold 2 below
P2185 Torque threshold 1 above
P2186 Torque threshold 1 below
Torque [Nm]
P2182
Speed threshold 1
P2183
Speed threshold 2
P2184 Speed threshold 3
P1082 Maximum speed
Speed [rpm]