Range of adjustable in-line pressure reducing valves with Nickel plated Brass bodies and EPDM diaphragm and seals. Art. 490, 491 & 500 models: maximum supply pressure 8.0 Bar and an outlet pressure range of 1.2 – 6.0 Bar. Art. 501 model: maximum supply pressure of 8.0 Bar and an outlet pressure range of 0.5 – 6.0 Bar. Art. 502 & 505 models: maximum supply pressure of 8.0 Bar and an outlet pressure range of 0.5 – 6.0 Bar for sizes ½” – 1” and 1.0 – 6.0 Bar for sizes 1 ¼” – 2”. Art. 504 model: maximum supply pressure of 8.0 Bar and an outlet pressure range of 0.5 – 6.0 Bar for sizes ½” – 1” and 1.0 – 6.0 Bar for sizes 1 ¼” – 2” and 1.5 – 7.0 Bar for sizes 2 ½” – 3”. Maximum operating temperature 100°C.
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