Español Dual CHT gauge FOR ROTAX 912ULS/914 Diameter: 57mm Units : ºC The IM-3539 instruments have been designed especially to measure the Cylinder Head Temperature in Rotax® engines 912ULS and 914. The IM-3539 is available in 57 mm diameter  A  TFT colour screen show the Current CHT in both cylinders .   The instruments have been designed to work with both 12V and 24V systems. This gauge work with the VDO sender that is build in the Rotax 912 engines. Their display bars are divided  into red, green and yellow zones in line with the ROTAX limits.    Datos Técnicos Case Plastic Weight 120g Suitable for Rotax 912ULS (100 HP) & 914 Power Supply 10..30VDC Power Current  0.15 Amp. Max. Screen TFT color 1-8" readble at the direct sunlight. Max. Deviation 1% Dimensions See sketch Calibration Calibrated by the manufacturer prior to shipment. Conexiones Dimensiones