Features 4 to 8 pressure ranges in same unit, pressure range selectable via DIP-switches on pcb. Pressure ranges for PAM 10VC and PAM 10VC D 0 to 50 Pa / -50 to +50 Pa 0 to 100 Pa / -100 to +100 Pa Pressure ranges for PAM 11VC and PAM 11VC D 0 to 100 Pa / -100 to +100 Pa 0 to 300 Pa / -300 to +300 Pa 0 to 500 Pa / -500 to +500 Pa 0 to 1000 Pa / -1000 to +1000 Pa Selectable output 0-10 Vdc or 4-20 mA (3-wire) Accuracy PAM 10VC and PAM 10VC D (100 Pa) +/-3 Pa at 25 °C PAM 11VC and PAM 11VC D (1000 Pa) +/-10 Pa at 25 °C Power supply 24 Vac/dc IP67 protection With or without LCD display Push button for manual zero point calibration and an adjustable offset. Including duct fixing kit (2 plastic tubes with integrated mounting plate, 2 meters PVC hose and 4 screws)