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MELSEC-Q 
3   OUTPUT MODULE SPECIFICATIONS 
3.8 QY41P Transistor Output Module (Sink Type) 
Type 
Specifications 
Transistor output module (Sink type) 
QY41P Appearance 
Number of output points  32 points 
 
Isolation method  Photocoupler 
Rated load voltage  12-24VDC (+20/-15%) 
Maximum load current  0.1A/point, 2A/common 
Maximum inrush current  0.7A, 10ms or less 
Leakage current at OFF  0.1mA or less 
Maximum voltage drop at ON  0.1VDC (TYP.) 0.1A, 0.2VDC (MAX.) 0.1A 
Response time 
OFF to ON  1ms or less 
ON to OFF  1ms or less (rated load, resistive load) 
Surge suppressor  Zener diode 
Fuse No 
External supply 
power 
Voltage  12-24VDC (+20/-15%) (ripple ratio within 5%) 
Current  20mA (at 24VDC) 
Dielectric withstand voltage  560VAC rms/3 cycles (altitude 2000m) 
Insulation resistance  10MΩ or more by insulation resistance tester 
Noise immunity 
By noise simulator of 500Vp-p noise voltage, 1 s noise width  
and 25 to 60Hz noise frequency 
First transient noise IEC61000-4-4: 1kV 
Protection degree  IP2X 
Common terminal arrangement  32 points/common (common terminal: A01, A02) 
Number of occupied I/O points  32 points (I/O assignment is set as a 32-point output module.) 
Protection function 
Yes (overheat protection function, overload protection function) 
• Overheat protection function is activated in increments of 1 point. 
• Overload protection function is activated in increments of 1 point. 
Operation indicator  ON indication (LED) 
External connections  40-pin connector 
Applicable wire size 
0.088 to 0.3mm
2
 (For A6CON1 or A6CON4) 1 
Applicable connector  A6CON1, A6CON2, A6CON3, A6CON4 (optional) 
Applicable connector/terminal 
block converter module 
A6TBXY36, A6TBXY54 
Internal current consumption 
(5VDC) 
105mA (TYP. all points ON) 
(0.11A is shown on the rating plate of the module.) 
Weight 0.15kg 
 
External connection  Pin-Outs 
Pin 
No. 
Signal 
No. 
Pin 
No. 
Signal 
No. 
 
 
Module front view 
B20 Y00 A20 Y10 
B19 Y01 A19 Y11 
B18 Y02 A18 Y12 
B17 Y03 A17 Y13 
B16 Y04 A16 Y14 
B15 Y05 A15 Y15 
B14 Y06 A14 Y16 
B13 Y07 A13 Y17 
B12 Y08 A12 Y18 
B11 Y09 A11 Y19 
B10 Y0A A10 Y1A 
B09 Y0B A09 Y1B 
B08 Y0C A08 Y1C 
B07 Y0D A07 Y1D 
B06 Y0E A06 Y1E 
B05 Y0F A05 Y1F 
B04 Vacant A04 Vacant 
B03 Vacant A03 Vacant 
B02 
12/24 
VDC 
A02 COM 
B01 
12/24 
VDC 
A01 COM 
 
1
: When using A6CON2 or A6CON3, refer to Chapter 7. 
 
QY41P
12/24VDC
0.1A
QY41P
01234567
89ABCDEF
01234567
89ABCDEF
A20
A19
A18
A17
A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
B20
B19
B18
B17
B16
B15
B14
B13
B12
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1