Autotrol 255

FEATURES/BENEFITS

Time-tested Duraflow flapper provides frictionless sealing for longer service life

Fiber-reinforced polymer valve body for superior strength and durability, non-corrosive, and UV-resistant

Optical sensor for precision cycle positioning

Designed with double backwash for reduced hardness leakage

Fully adjustable 5 or 8 cycle control for efficient and reliable water treatment system

Continuous service flow rate of 15.5 GPM with a backwash of 6 GPM

Backwash capability accommodates softener tanks up to 14″ and filter up to 10″ GPM in diameter

Designed for single or multiple tank systems

Super capacitor for keeping time of day during power outage

Environmental protective cover for water resistance, corrosion resistance, and UV stability

Programming stored in memory and will not be lost due to power outages

History data for valve performance

OPTIONS

Filter or softener control valves

Fiber-reinforced polymer bypass valve

Plumbing connections in .75″-1.25″ NPT, BSP, and sweat

Variable reserve for increased efficiency

Auxiliary switch kits

Timer wall mount kits

460TC– Three simple settings for time clock control.

460i– Three simple settings for metered control.

740– Simple economic electronic time clock control.

760– Simple economic electronic meter control.

742– Professional level time clock control with fully programmable cycle times and salt amount.

762– Professional level metered control with fully programmable cycle times and salt amount.

764– Professional level metered control with fully programmable cycle times and salt amount for multiple tank applications

VALVE SPECIFICATIONS

Valve Body Glass-filled thermoplastic
– NSF Listed material

Rubber Components Compounded for cold water
– NSF Listed material

Weight 4lbs (1.8 kg)

Operating Pressure 20-120 psi (1.38-8.27 bar)
Canada: 20-100 psi (1.38-6.89 bar)
Hydrostatic Test Pressure 300 psi (20.69 bar)
Water Temperature 35°-100°F (2°-38°C)
Ambient Temperature* 35°-120°F (2°-48.9°C)

*Recommend use of outdoor cover
for direct sunlight applications

ELECTRICAL

Controller
Operating Voltage 12 volt– AC

Input Supply Frequency 50 or 60 Hz

Moter Input Voltage 12 volt– AC

Controller System
Power Consumption 3 watts average

TRANSFORMER- ALL CONTROLLERS

Transformer
Output Voltage 12 volt– AC 400mA

Transformer
Input Options 115 volt– AC 50/60 Hz
230 volt– AC 50/60 Hz
100 volt– AC 50/60 Hz

Transformer
Plug Options Indoor North American Plug
Outdoor North American Plug
Japanese Plug
Taiwan/Korea Plug
Australian Plug
United Kingdown Plug
Mainland Europe Plug

VALVE CONNECTIONS

Tank Thread 2-1/2″ – 8, male

Inlet/Outlet Manifold 1″ NPT or BSPT, female;
3/4″ NPT or BSPT, female;
3/4″ NPT or BSPT, male (thermoplastic);
1/2″ NPT or BSPT, male (thermoplastic)

Drain Line 1/2″ (manifold dependent)

Brine Line 1/4″ or 3/8″ NPT, male;
air check built into valve

DIMENSIONS

Width 14.9″ (37.8 cm)
Height 8.4″ (21.3 cm)
Riser Tube Dia. 1.05″ (27 mm) or
0.8125″ (20.6 mm)
Riser Height Above top of tank 1.125″
(+/- 0.125″)

FLOW RATE

Service
5 psi (1.03 bar) drop 15.5 gpm (3.52 m3/h)

Backwash
25psi (1.72 Bar) drop 6.0 gpm (1.36 m3/h)

Service Cv = 3.99 (Kv = 3.4)
Backwash Cv = 1.20 (Kv = 1.0)