3 Water Level Control
04.09.2016 Mk8 MM Expansion Features Installation and Set-Up Guide Page 27
3.2 Water Valve
3.2.1 Specifications
Water valves are universal for feed water, TDS, and bottom blowdown function. ½” and ¾” water
level valves must be used with large servomotors. Industrial unic 05 servomotors must be used 1” and
1 ½”, and industrial unic 10 for 2” water valves. for water valves bigger than ¾”.
Maximum operating pressure: 29 Bar (425 PSI)
Maximum operating temperature: 235
O
C (455
O
F)
Note: Autoflame water level probes are rated at a maximum 27 Bar (392 PSI) and 230
O
C (446
O
F).
Note: Please Valves and Servomotors manual for water level valve dimensions, drawings and
information on service and maintenance.
Valve Type Size Part No.
Servomotor
Large Unic 05 Unic 10
Threaded BSP/ NPT
15mm (½”) WLCVO15 •
20mm (¾”) WLCVO20 •
Flanged PN40
25mm (1”) WLCVO25/FL •
40mm (1 ½”) WLCVO40/FL •
50mm (2”) WLCVO50/FL •
Flanged ANSI 300lb
25mm (1”) WLCVO25/FLU •
40mm (1 ½”) WLCVO40/FLU •
50mm (2”) WLCVO50/FLU •