| To all solenoid valve users: | | | | possible, clean it periodically depending on service |
| Description of all of our products: | | | | conditions. |
| Series of solenoid valves are: | | | | Temperature Limitations: |
| 1. Direct operated solenoid valve differs from other | | | | Maximum valve ambient/Fluid temperatures is 50 |
| types for its minimum overall dimensions, its specific | | | | degrees, minimum ambient/fluid temperature is -5 |
| design allows single or gang mounting in narrow | | | | degrees. |
| spaces. | | | | Positioning: |
| 2. Its high switching speed and flow rate make this | | | | This solenoid is designed to perform properly when |
| small valve suitable for different applications also with | | | | mounted in any position, however, for optimum life and |
| other fluids than compressed air compatible with | | | | performance, the solenoid should be mounted vertically |
| constructive material. | | | | and upright to reduce the possibility of foreign matter |
| 3. All version, equipped with manual override, are 3/2 | | | | accumulating in the solenoid base sub-assembly area. |
| ways N.C and No., 2/2 ways N.C. 12 or 24 Voltages | | | | Wiring: |
| D.C. with cables or connector also with led. | | | | Wiring must comply with local code and the national |
| Construction Characteristics: | | | | electrical code. |
| Electrical part: | | | | Caution: cryogenic applications – solenoid lead wire |
| Miniature solenoid consisting of a coil made of copper | | | | insulation should not be subjected to cryogenic |
| wire of different sizes depending on the voltage, | | | | temperatures, adequate lead wire protection and |
| insulated according to F class standards and | | | | routing must be provided. |
| injection-modeled nylon-glass application. All parts | | | | Installation of Solenoid Valve: |
| forming the cladding, the electrical connections and the | | | | Solenoid valves may be assembled as a complete unit, |
| pole pieces are protected against corrosion, electrical | | | | tightening is accomplished by means of a threw-driver |
| connection is by connector or directly with flying leads, | | | | at the base of the solenoid valves. |
| Mechanical part: | | | | Solenoid Temperature: |
| AISI 430 cores, AISI 304 return springs, NBR seals, | | | | Standard solenoids are designed for continuous duty |
| nylon body. The miniature solenoid valves are mounted | | | | service, when the solenoid is energized for a long |
| on a separate base, multiple base or distributors. | | | | period, the solenoid becomes hot and can be touched |
| | | | | by hand for an instant, this is a safe operating |
| Operation | | | | temperature. |
| Series 10/15 valves: when the solenoid is energized, the | | | | Solenoid Maintenance |
| core is drawn into the solenoid base subassembly, | | | | 1. Preventive maintenance |
| Important: when the solenoid is de-energized, the initial | | | | 2. Keep the medium flowing though the solenoid |
| returning force for the core, whether developed by | | | | operator or valve as free from dirt and foreign |
| spring, pressure or weight, must exert a minimum | | | | material as possible. |
| force to overcome remaining magnetic force created | | | | 3. While in service, the solenoid operator or valve |
| by the solenoid. | | | | should be operated at least once a month, to ensure |
| When the solenoid is energized, the disc holder | | | | proper opening and closing. |
| assembly seats against the orifice, when the solenoid | | | | 4. Depending on the medium and service conditions, |
| is de-energized, the disc holder assembly returns. | | | | periodic inspection is necessary and replace the worm |
| Important: initial returning force for the disc or disc | | | | damage valves. |
| holder assembly, whether developed by spring, | | | | Causes of Impression Operation |
| pressure, or weight, must exert a minimum force to | | | | 1. Faulty Control Circuit: check the electrical system by |
| overcome remaining magnetic force created by the | | | | energizing the solenoid, a metallic click signifies that the |
| solenoid. | | | | solenoid is operating, absence of the click indicates loss |
| Installation | | | | of power supply, check for loose or blown fuses, |
| Check nameplate for correct catalog number, service | | | | open-circuited or grounded solenoid, broken lead wires |
| and wattage, check front of solenoid for the voltage | | | | or splice connections. |
| and frequency. | | | | 2. Burned-out solenoid: check for the open-circuited |
| Warning: electrical hazard from the accessibility of live | | | | solenoid valve, replace when necessary, check |
| parts, to prevent the possibility of death, serious injury | | | | supplying voltage, for it must be the same as specified, |
| or property damage, install the open-frame solenoid in | | | | check ambient temperature and check that the core is |
| and enclosure. | | | | not jammed. |
| Caution: To protect the solenoid valve or operator, | | | | Low Voltage: |
| install a strainer or filter, suitable for the service involved | | | | Check voltage across the solenoid leads, voltage must |
| in the inlet side as close to the valve or operator as | | | | be at least 85% of rated voltage. |