describe metrics formula with cavets description
front_oxygen, front_oxygen_sp, front_moisture, front_moisture_sp, front_nitrogen, front_nitrogen_spIdentifies quality sensors and set-points for gas inflow.
front_oxygen
<empty> if ARS13007AN_1000B if ARS15008 and before(2020-02-20)AN_200Afront_oxygen_sp
<empty> if ARS13007AN_1000B_SP if ARS15008 and before(2020-02-20)AN_200A_SPfront_moisture
ALD_AN_MOISTURE_FRONT if ARS_PROBE == 0 and ARS15008AN_200C if HRS18006 or ARS19004AN_1000Cfront_moisture_sp
AN_200C_SP if HRS18006 or ARS19004AN_1000C_SPfront_nitrogen
ATI_AN_N2_FRONT if ARS_PROBE == 0 and ARS15008<empty> if HRS18006 or ARS14002 or ARS13007AN_200Bfront_nitrogen_sp
<empty> if HRS18006 or ARS14002 or ARS13007AN_200B_SP