Check manual page of blade_bx_powerfan
Primergy BX600 Blade Server: Power fan
Checks fans in Primergy BX600 Blade Servers.
Returns CRIT if the fan is not present or powered off or reports a
non-OK state or if the speed is less or equal crit_perc% of max speed.
Returns WARN if the speed is less or equal warn_perc% of max speed.
And OK is returned otherwise.
The name of the fan as returned by SNMP.
Returns one Check for each fan.