| 3W EXTERNAL PILOT & INTERNAL DRAIN |

| 2W NORMALLY CLOSED - EXTERNAL PILOT & DRAIN |

| 3W INTERNAL PILOT & EXTERNAL DRAIN |

| 2W NORMALLY OPEN - EXTERNAL PILOT & DRAIN |

| 2W NORMALLY CLOSED - EXTERNAL PILOT & INTERNAL DRAIN |

| 3W INTERNAL PILOT & DRAIN |

| 2W NORMALLY CLOSED - EXTERNAL PILOT |

| 2W NORMALLY CLOSED - EXTERNAL PILOT - REVERSE FREE FLOW |



