Signals And Wiring; Description Of Signals; Electrical Specifications - Mitsubishi Electric MELFA CR750 Series Instruction Manual

3 Signals and wiring

3.1 Description of signals

3.1.1

Electrical specifications

This manual only explains signals specific to the robot safety option. Please refer to the robot specifications for
the electrical specifications of the signals not explained in this manual.
Fig. 3-1 Electrical specifications (MPI1*/MPICOM1)
Item
Type DC input
Input point 2
Insulation type Photocoupler insulation
Input voltage 24 V±10%
Input resistor
About 10 k
Input current About 2mA
Common type 2 points / 1 common
Fig. 3-2 Electrical specifications (SKIP*1/SKIP*2)
Item
Type DC input
Input point 2
Insulation type Photocoupler insulation
Input voltage 24 V±10%
Input resistor
About 2.5 k
Input current About 9 mA
Common type 1 point / 1 common
Specifications
MPI11/MPI14
Specifications
SKIP21/SKIP31
SKIP22/SKIP32
Internal circuit
10k
MPICOM1
(COMMON)
Internal circuit
330
2.2k
3 Signals and wiring
Description of signals 3-11