Optimum Timer Controlled Condensate Drain – 230 psi

The Optimum Drain Assembly consists of a solid-state timer coupled to a solenoid valve. Instruction manual outlines installation procedure. The unit is suitable for ALL compressed air system components (aftercoolers, dryers, filters, pressure vessels and piping), regardless of their size or capacity – simply adjust the interval and discharge times to suit the particular compressed air system.

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  • Timer Manual TEST switch- Yes, micro switch
  • Timer Environmental protection- IP 65, NEMA 4 when installed properly
  • Valve Insulation- Higher grade H coils. Industry standard is grade F. Grade H offers superior resistance to higher temperature and longer life.
  • Valve Environmental protection- IP 65 (NEMA 4)
  • Valve Body- Forged brass, orifice 4.5 mm – 3/16 inch – .187
  • Mounting in any position – Yes
  • Bright LED for clearer indication of operating status
Item #
Item Name
Valve In/Out Port (NPT Female)
Working Pressure (Max)
Timer Working Voltage
Orifice Size
2601 OPTIMUM 1/4″ 230 PSI 230 VAC 4.5 mm
2602 OPTIMUM 3/8″ 230 PSI 230 VAC 4.5 mm
2603 OPTIMUM 1/2″ 230 PSI 230 VAC 4.5 mm
2621 OPTIMUM 1/4″ 230 PSI 115 VAC 4.5 mm
2622 OPTIMUM 3/8″ 230 PSI 115 VAC 4.5 mm
2623 OPTIMUM 1/2″ 230 PSI 115 VAC 4.5 mm
2661 OPTIMUM 1/4″ 230 PSI 24 VAC 4.5 mm
2662 OPTIMUM 3/8″ 230 PSI 24 VAC 4.5 mm
2663 OPTIMUM 1/2″ 230 PSI 24 VAC 4.5 mm
2681 OPTIMUM 1/4″ 230 PSI 24 VAC 4.5 mm
2682 OPTIMUM 3/8″ 230 PSI 24 VAC 4.5 mm
2683 OPTIMUM 1/2″ 230 PSI 24 VAC 4.5 mm
OPTIMUM Upgrade to 300 psi Adder for 12 VDC
Specifications
Product Name
 2601 Optimum Timer Controlled Condensate Drain- 1/4 inch, 230 VAC
Valve In/Out Port (NPT Female)
 1/4 Inch
Working Pressure (Max)
 230 psi
Working Pressure Range (Min-Max)
 0 – 230 psi
Orifice Size
 4.5 mm
Timer Working Voltage
 230 VAC
Timer Voltage Options ± 10%
 24—240 V AC/DC 50/60 Hz
Body Material
 Brass
Timer Adjustable Interval Time
 0.5 – 45 Minutes
Timer Adjustable Discharge Time
 0.5 – 10 Seconds
Max. Timer Current Consumption
 4 mA
Timer Operating Temperature
 -40 to +140 °F
Timer Housing Material
 ABS Plastic FR Grade
Timer Connection
 DIN 43650A, ISO 440/6952
Timer Indicators
 1 LED (yellow) indicating ON, 1 LED (yellow) indicating OFF
Valve Type
 2/2 Way Direct Acting
Valve Ambient Temperature (Min/Max)
 35 – 130 °F
Max. Valve Media Temperature
 190 °F
Valve Voltage ± 10%
 12 – 380 V AC/DC
Note for Valve Voltage
 See coil for correct voltage.
Note: 12 VDC and 380 VAC are available. The OPTIMUM name truly reflects the flexibility of valve connections, voltage options and pressures. Ten years of continuous research and improvement have resulted in the most reliable timer controlled drain in the world.