The orientation of the transmitter case or sensor terminal case can be changed every 90 degrees (4 directions). If the flowmeter is non-explosionproof product, work can be performed in the site. If the flowmeter is explosion-proof product, work must be performed after the flowmeter is moved to a non-hazardous location. Refer to the instruction manual and be sure to keep all precautions when carrying out work. The flowmeter can be shipped rotated the transmitter case to the specified orientation upon arrangement with the additional specification (/RH) and specified item.