Cxt/20p-i tower crane load moment indicator Working temperature: -20 --- + 60 -40 --- + 80 Working humidity: 95%/25 Combined error: 1% Power supply: ac220v (to be customized according to clients requirement) Parameter: Rated load, actual load, trolley amplitude, hook height and moment percentage Signal lamp&buzzer: Flickering yellow lamp and buzzers discontinuous response indicates early warning, whereas red lamp and buzzers continuous indicates alarm and relay outputs. Other functions: Records downloading; sensors self-diagnostic; applicable to tower crane with standard fall Remarks: cxt/20p-i is a basic model while cxt/20p-ir add the function of slewing indication and cxt/20p-if adds the function of anemometer.