A class III verified medical scale with precise measuring instruments, designed for weighing patients in a bed. Four measuring modules are connected by cables and can be placed under any bed. A specially designed lift assist feature makes it easy to set up the scale under the bed. The scale is typically supplied with a PUE C315 series indicator, which has an LCD display and a five-button keypad for easy use of basic scale functions. The scale can be transferred on wheels that also serve as the base for the scale indicator. This series of scales is available with a maximum capacity of 500 kg and a readability of 200 g. They also have a tare range of -500 kg and a class III rating according to OIML standards. They are equipped with an LCD display, and are available in package dimensions of 1000x820x370 and 390x430x250 mm. They weigh 18.5 kg net, and 28 kg gross. The communication interface is RS232 and the power supply is 100-240 V AC 50/60 Hz and a battery. The maximum power consumption is 5 W, and the battery life is up to 8 hours. The scales are suitable for use in temperatures of 0 to +40°C and relative humidity of 10% to 85% without condensation.