Mitsubishi Electronics CR751-D Welding System User Manual


 
2-43
Tooling
2 Robot arm
2.5.8 Electrical specifications of hand input/output
Table 2-10 Electrical specifications of input circuit
Table 2-11 Electrical specifications of output circuit
Item Specifications Internal circuit
Type DC input
<Sink type>
<Source type>
* HCn = HC1 to HC8
No. of input points 8
Insulation method Photo-coupler insulation
Rated input voltage 24VDC
Rated input current approx. 7mA
Working voltage range DC10.2 to 26.4V (ripple rate within 5%)
ON voltage/ON current 8VDC or more/2mA or more
OFF voltage/OFF current 4VDC or less/1mA or less
Input resistance Approx. 3.3kΩ
Response time
OFF-ON 10ms or less (DC24V)
ON-OFF 10ms or less (DC24V)
Item Specification Internal circuit
Type Transistor output
<Sink type>
<Source type>
* GRn = GR1 to GR8
No. of output points 8
Insulation method Photo coupler insulation
Rated load voltage DC24V
Rated load voltage range DC21.6 to 26.4VDC
Max. current load 0.1A/ 1 point (100%)
Current leak with power OFF 0.1mA or less
Maximum voltage drop with power ON DC0.9V(TYP.)
Response time OFF-ON 2ms or less (hardware response time)
ON-OFF 2 ms or less (resistance load) (hardware response time)
Protects Protects the over-current (0.9A)
3.3K
+24V
24G
820
HCn
*
+24V
3.3K
820
24G
+24V
HCn
*
+24V
+24V(COM)
(内部電源)
*
GRn
過電流
保護機能
24G
Protection of
over-current
(Initial power supply)
*
GRn
+24V
24G
過電流
保護機能
Protection of
over-current