Mitsubishi Electric QX48Y57

Technical specifications

Manufacturer

Mitsubishi Electric

Manufacturer part no.

QX48Y57

Type

Digital input module

Application

I/O module

Used with

MELSEC-Q base units

Input type

DC input (positive common type)

Number of input points

8 points

Rated input voltage

24 V DC (+20/-15 %, ripple ratio within 5 %)

Rated input current

Approx. 4 mA

Maximum number of simultaneous input points

100 %

ON voltage/ON current

19 V or more/3 mA or more

OFF voltage/OFF current

11 V or less/1.7 mA or less

Input resistance

Approx. 5.6 kΩ

Input response time, OFF to ON

1 ms, 5 ms, 10 ms, 20 ms, 70 ms or less

Input response time, ON to OFF

1 ms, 5 ms, 10 ms, 20 ms, 70 ms or less

Input common terminal arrangement

8 points/common

Output type

Transistor output (sink type)

Number of output points

7 points

Rated load voltage

12...24 V DC (+20/-15 %)

Maximum load current

0.5 A/point, 2 A/common

Maximum inrush current

4 A, 10 ms or less

Leakage current at OFF

0.1 mA or less

Maximum voltage drop at ON

0.2 V DC (TYP.) 0.5 A, 0.3 V DC (MAX.) 0.5 A

Output response time, OFF to ON

1 ms or less

Output response time, ON to OFF

1 ms or less (rated load, resistive load)

Surge suppressor

Zener diode

Fuse

4 A (Not replaceable) (Fuse capacity: 50 A)

Fuse blown indicator

Provided (when a fuse blows, LED turns on and a signal is output to the CPU module.)

External power supply, Voltage

12...24 V DC (+20/-15 %) (ripple ratio within 5 %)

External power supply, Current

10 mA (at 24 V DC)

Technical documents (1)

• Mitsubishi Electric specification database, QX48Y57

Key features

• Input type: DC input (positive common type)
• Number of input points: 8 points
• Rated input voltage: 24 V DC (+20/-15 %, ripple ratio within 5 %)
• Rated input current: Approx. 4 mA
• Maximum number of simultaneous input points: 100 %

About the Mitsubishi Electric QX48Y57

The Mitsubishi Electric QX48Y57 is a MELSEC-Q input module. Mitsubishi Electric's overview: DC input: 8 points, 24 V DC, 4 mA, response time: 1/5/10/20/70 ms, 8 points/common, positive common type,; transistor output: 7 points, 12...24 V DC, 0.5 A/point, 2 A/common, response time: 1 ms, 7 points/common, sink type, 18-point terminal block. Mitsubishi Electric names the RX40C7 and +RY40NT5P as replacement models.

What is the QX48Y57 used for?

The QX48Y57 mounts on a MELSEC-Q base unit and connects field signals to the CPU, which reads or writes them each cycle.

Lifecycle and successor

Phased out.

OEM successor: RX40C7

Before you order

What to photograph or confirm so the right unit is quoted.

Check the model name QX48Y57 on the rating plate, with the serial number and function version. Send us a photo of the rating plate and we will confirm the details before quoting.