При диагностике состояния/срабатывания датчиков полезный инструмент MLC_IO, I-BIT (входные биты). Описание ниже.
| Bit | Defination | Description | type | Bit | Defination | Description | type |
| I0 | X_LIM_R | X-axis Positive limitation switch | N.C | I32 | WAT_SEN2 | Floating sensor | N.C |
| I1 | | | N.C | I33 | WAT_SEN3 | Floating sensor | N.C |
| I2 | X_LIM_L | X-axis Negative limitation switch | N.C | I34 | DIRTY_WSEN | Water tank floating SENSOR | N.C |
| I3 | Y_LIM_R | Y-axis Positive limitation switch | N.C | I35 | | | |
| I4 | | | N.C | I36 | WCROSS | AWT wire goes through lower guide | N.O |
| I5 | Y_LIM_L | Y-axis Negative limitation switch | N.C | I37 | WCURVE | Wire pecking sensor | N.O |
| I6 | Z_LIM_R | Z-axis Positive limitation switch | N.C | I38 | WEND | Wire remoal sensor | N.O |
| I7 | | | N.C | I39 | | | N.C |
| I8 | Z_LIM_L | Z-axis Negative limitation switch | N.C | I40 | | | N.C |
| I9 | U_LIM_R | U-axis Positive limitation switch | N.C | I41 | SINK_HIGH | Power Sink is High alarm | |
| I10 | | | N.C | I42 | SINK_LOW | Powewr Sink is Low alarm | |
| I11 | U_LIM_L | U-axis Negative limitation switch | N.C | I43 | | | |
| I12 | V_LIM_R | V-axis Positive limitation switch | N.C | I44 | INTERLOCK | Water tank safty lock sensor | |
| I13 | | | N.C | I45 | CE | CE Sensor | |
| I14 | V_LIM_L | V-axis Negative limitation switch | N.C | I46 | | | |
| I15 | W_HOME | W-axis Home switch | N.C | I47 | | | |
| I16 | W_AXIS_WATE R_INVASION | W axis alarm | N.C | I48 | AWT_I1 | AWT signal Bit.1 | |
| I17 | AIR_IS_LOW | Aire pressure is low | N.C | I49 | AWT_I2 | AWT signal Bit.2 | |
| I18 | X_SERVO_ALA RM | X Servo alarm | | I50 | AWT _I3 | AWT signal Bit.3 | |
| I19 | Y_SERVO_ALA RM | Y Servo alarm | | I51 | AWT _I4 | AWT signal Bit.4 | |
| I20 | Z_SERVO_ALA RM | Z Servo alarm | | I52 | AWT _I5 | AWT signal Bit.5 | |
| I21 | U_SERVO_ALA RM | U Servo alarm | | I53 | AWT _I6 | AWT signal Bit.6 | |
| I22 | V_SERVO_ALA RM | V Servo alarm | | I54 | AWT _I7 | AWT signal Bit.7 | |
| I23 | W_SERVO_ALA RM | W Servo alarm | | I55 | AWT _I8 | AWT signal Bit.8 | |
| I24 | E_STOP | EMG button | N.C | I56 | AWT _I9 | AWT signal Bit.9 | |
| I25 | WATER_ALM | Water System alarm(Chiller or Invertor) | | I57 | AWT_I10 | AWT signal Bit.10 | |
| I26 | WIRE_BREAK | Wire broken sensor | N.C | I58 | AWT _I11 | AWT signal Bit.11 | |
| I27 | POWER_DOWN | Power down signal | | I59 | AWT _I12 | AWT signal Bit.12 | |
| I28 | AUTO_VERT_H | Uppper sensor | N.O | I60 | AWT _I13 | AWT signal Bit.13 | |
| I29 | AUTO_VERT_L | Lower Sensor | N.O | I61 | AWT _I14 | AWT signal Bit.14 | |
| I30 | | | | I62 | AWT _I15 | AWT signal Bit.15 | |
| I31 | WAT_SEN1 | Water floating sensor | | I63 | AWT _I16 | AWT signal Bit.16 | |
| Bit | Defination | Description | type | Bit | Defination | Description | Type |
| I64 | S.B.K | Single block | | I96 | | | |
| I65 | D.R.N | Dry run | | I97 | -U/-X | -U/-X | |
| I66 | SPARK | Sparking alignment | | I98 | -V/-Y | -V/-Y | |
| I67 | VERT | Vertical point return | | I99 | | | |
| I68 | WIRE | Wire feeding | | I100 | CYCLE_START | Cycle start | |
| I69 | WATER | Water Flushing | | I101 | FEED_HOLD | Feed hold | |
| I70 | UV/XY | UV/XY | | I102 | | | |
| I71 | +Z | +Z | | I103 | | | |
| I72 | EDGE | Edge finding | | I104 | | | |
| I73 | AUTO | (AUTO mode) | | I105 | | | |
| I74 | INC_JOG | Incremental Jog | | I106 | | | |
| I75 | TRACE S.PT | Path tracing to start point | | I107 | | | |
| I76 | x100 (HIGH) | Speed x100 Increment x100 | | I108 | | | |
| I77 | A.W.T | AWT | | I109 | | | |
| I78 | A.W.C | AWC | | I110 | | | |
| I79 | TRACE B.PT | Path tracing return to Break point | | I111 | | | |
| I80 | LOW_ARM_JET | Lowerarm wire suction | | I112 | | | |
| I81 | -Z | -Z | | I113 | | | |
| I82 | A.P.M | Auto power management | | I114 | | | |
| I83 | +U/+X | +U/+X | | I115 | | | |
| I84 | +V/+Y | +V/+Y | | I116 | | | |
| I85 | AUX | Raising Z axis to the constant increment | | I117 | | | |
| I86 | ED POS | Manual Sparking | | I118 | | | |
| I87 | POWER | Sparking Power | | I119 | | | |
| I88 | DRAIN_WATER | Water draining | | I120 | | | |
| I89 | POS | Rapid postioning | | I121 | | | |
| I90 | FILL_WATER | Water filling | | I122 | | | |
| I91 | M01 | M01 | | I123 | | | |
| I92 | x10 (MED) | Speed x10 Increment x10 | | I124 | | | |
| I93 | x1 (LOW) | Speed x1 Increment x1 | | I125 | | | |
| I94 | JOG | Continous jog | | I126 | | | |
| I95 | x1000 (RAPID) | Speed x1000 Increment x1000 | | I127 | | | |
