Pressure switch (10 psi / 0.7 bar), 2 class 1 (intelli-tank) level indicator, Figure 2-2: intelli-tank 4-light indicator – Hale AutoFill-E Tank Refill Control System User Manual
Page 10: 3 driver module, harnesses and relays, Fill required signal” - driver module, Class 1 (intelli-tank) level indicator, Driver module, harnesses and relays, Fill required signal” – driver module
