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  Programmable Logic Controllers - Alpha Series
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Jump to: Alpha Series Overview
Jump to: Alpha Base Unit Hardware Specifications
Jump to: Performance Specifications
Jump to: AL-ASi-BD Hardware Communication Specifications
Jump to: AL-ASi-BD Software Communication Specifications
Jump to : Alpha Accessory Hardware
Jump to: AL-ASi-BD Connector Pin Assignment

Jump to: Alpha Removable Memory Cassettes
Alpha Dimensions and Terminal Layouts 

  

  Table 
of Contents





 

 Mitsubishi’s Alpha Series Controllers are the "Tiny Giants" of automation, designed to provide easy, flexible, and powerful control that is rugged enough for the factory floor and easy enough to use at home. The Tiny Giants offer an unbeatable combination of features, including real-time clock, high current output relays, analog inputs, secured access, built-in display / programming panel, battery backup, and industrial ruggedness and reliability.


 

 

 

FOR AN OPERATIONAL SYSTEM, SELECT

1. Personal Computer

4. Alpha Series

2. Programming Software

5. EEPROM Cassette

3. Programming Cable AL-232CAB


Note: Alpha can also be programmed directly by its built-in display and keypad.
Programming Manual JY992D76601 available separately.

 

Alpha Series
The Alpha is a new class of controller designed to address simple control applications at the low end of the industrial and commercial control markets. Key features include:
  • Very compact size
  • 6, 10 and 20 I/O                     
  • Program directly on the unit or via optional VLS Windows software.                    
  • Built-in LCD screen for programming panel or operator interface functions.                     
  • Graphical "function block" style programming, with drag and drop icons.                    
  • 10 Amp relay output.                    
  • 120 – 240 VAC input versions.                    
  • Transistor output versions.                    
  • AC and DC power versions.                    
  • Dual function DC discrete/analog input versions (an input can be "on/off" or 8-bit, 0-10 VDC).                    
  • Y2K compliant real-time clock with 4 digit year.                    
  • Easy to program scheduling functions.                    
  • AS-i network interface available for 20 I/O units.

The Alpha uses a simple icon-based graphical function block language. The instruction set includes logic gates, such as AND, OR and NOT. It also includes special function blocks, such as timer, counter, latch, and compare. Using the Visual Logic Software, the programmer literally "wires" these blocks together to produce control algorithms. The programming software also includes a simulation mode to allow off-line program testing without any hardware connected. This is great for pre-testing software or verification of proper operation prior to download.



 

 

 

 

 

 

 

 

 

 

 

 

Alpha Base Unit Hardware Specifications

Specifications

AL-6MR-A

AL-10MR-A

AL-10MR-D

AL-10MT-D

AL-20MR-A

AL-20MR-D

AL-20MT-D

Rating

UL • cUL
CE

UL • cUL
CE

UL • cUL
CE

UL • cUL
CE

UL • cUL
CE

UL • cUL
CE

UL • cUL
 CE

Max. Number of Inputs / Outputs

6

10

10

10

20

20

20

Power Supply

AC Range
(+10%, -15%)

100-240VAC

100-240VAC

100-240VAC

Frequency
at AC Hz

50/60

50/60

50/60

DC Range
(+20%, -15%)

24VDC

24VDC

24VDC

24VDC

Max. Apparent Input Power (W)

3

4

3

2

8

7

5

Inrush
Current
at ON

120 VAC

0.7A

0.7A

0.7A

240 VAC

<1.5A<>

<1.5A<>

<1.5A<>

24 VDC

<7A<>

<7A<>

<7A<>

<7A<>

Allowable Momentary
Power Failure Time (ms)

10

10

5

5

10

5

5

Integrated Inputs (*1)

4

6

6

6

12

12

12

Min. Current for
Logical 1 (mA)

4.3

4.3

4.3

4.3

Max. Current for
Logical 0 (mA)

1.1

1.1

1.1

1.1

Min. Voltage for
Logical 1

80 VAC

80 VAC

18 VDC

18 VDC

80 VAC

18 VDC

18 VDC

Max. Voltage for Logical 0

40 VAC

40 VAC

4 VDC

4 VDC

40 VAC

4 VDC

4 VDC

Response Time (ms)

50

50

15

15

50

15

15

Analog Input Range

0-255

0-255

0-255

0-255

Analog Resolution (mV)

10,000/256

10,000/256

10,000/256

10,000/256

Analog Conversion Speed (ms)

10

10

10

10

Analog Voltage Range

0-10

0-10

0-10

0-10

Analog Input
Impedance (kOhm)

>150

>150

>150

>150

Analog Accuracy

±5%

±5%

±5%

±5%

Analog Offset

-32768 to
+32767

-32768 to
+32767

-32768 to
+32767

-32768 to
+32767

Analog Gain

0-255

0-255

0-255

0-255

Analog Temperature Drift

±3 LSB

±3 LSB

±3 LSB

±3 LSB

Integrated Outputs

2

4

4

4

8

8

8

Output Type

Relay

Relay

Relay

Source Trans.

Relay

Relay

Source Trans.

Switching Voltage (max.)

250 VAC / 30VDC

250 VAC / 30 VDC

250 VAC / 30 VDC

30 VDC

250 VAC/ 30 VDC

250 VAC/ 30 VDC

30 VDC

Max. Output Current
Per Output (A)

10

10

10

1

10

10

1

Max.
Switching
Load

Inductive Load

367 VA

367 VA

367 VA

24 W

367 VA

367 VA

24 W

Lamp Load (W)

1100

1100

1100

3

1100

1100

3

Response Time (ms)

<10<>

<10<>

<10<>

<1<>

<10<>

<10<>

<1<>

Life of Relay Contacts
(Number of Cycles)

30,000 @ 10A, 100,000 @ 8A

30,000 @ 10A, 100,000 @ 8A

Weight (kg)

0.2

0.2

0.2

0.2

.32

.32

.32

Dimensions (W x H x D)

71.2 x 90 x 55

71.2 x 90 x 55

71.2 x 90 x 55

71.2 x 90 x 55

124.6 x 90 x 55

124.6 x 90 x 55

124.6 x 90 x 55

Required Manuals

JY992D90901 Hardware Manual; JY992D76601 Programming Manual; JY992D74001 Software Manual



(*1) Sink/Source

 

Performance Specifications

Alpha Series 

General Specifications

Programming Method

Function block

Program Capacity

64 Function Blocks or 1500 bytes

Program Storage

Built in EEPROM (no battery backup required) or optional EEPROM cassette*

Device Backup

20 days at 25° C (by capacitor)*

RTC Backup 

20 days at 25° C (by capacitor)*

Operating Temperature

0 — 55° C

Storage Temperature

(-30) -70° C

Vibration Resistance –
Direct Mounting

Conforms to JIS C0040; 10-57 Hz: 0.15 mm constant amplitude
57-150 Hz: 9.8 m/s2 acceleration • Sweep count for X, Y, Z: 10 times
(80 minutes in each direction)

Vibration Resistance –
DIN Rail Mounting

Conforms to JIS C0040; 10-57 Hz: 0.07 mm constant amplitude
57-150 Hz: 4.9 m/s2 acceleration • Sweep count for X, Y, Z: 10 times
(80 minutes in each direction)

Shock Resistance

Conforms to JIS C0041; 147 m/s2 acceleration, action time: 11 ms
3 times in each direction X, Y, Z

Noise Immunity

1000 Vpp, 1 microsecond, 30-100 Hz, tested by noise simulator

Humidity

35-85% relative humidity, no condensation

Dielectric Withstand Voltage

3750 VAC > 1 min. per EN6730 – 1 between the following points:

Power/Input Terminals and Relay Output Terminals
Relay Output Terminal and Relay Output Terminal
All terminals and the DIN 43880 control box or equivalent

Insulation Resistance

7? at 500 V per EN60730-1 between the following points
Power/Input Terminals and Relay Output Terminals
Relay Output Terminal and Relay Output Terminal
All terminals and the DIN 43880 control box or equivalent

Type of Action

EN 60730-1, section 6.4.3 – Type 1C

Software Class

EN 60730-1, section H6.18 – Class A

Construction of Control

EN 60730-1, section 6.15 – Incorporated control

Whether the Control is Electric

EN 60730-1, section H2.5.7 – Electric control

Safety Class

II

Pollution Control

For use in normal pollution situations

Grounding

None

Electrical Isolation

Reinforced primary/secondary insulation

Operation Ambience

To be free of corrosive gasses. Dust should be minimal.

Protection

IP 20

Complies With

UL 508 • EN60730-1 • EN61010-1 • EN50081-1 • EN50082-1 • EN50082-2

Liquid Crystal Display

Displays 4 lines of ten characters per line, Program Run On/Off mode,
Password Protection, Image Table and Function Blocks during programming.

* Programs are stored in EEPROM memory for 20 years. Run-Time variable data is backed by capacitor for 20 days.

 

AL-ASi-BD Hardware Communication Specifications

Item

Content

Number of I/O

4 input (in. E01-E04) 4 output (Out. A01-A04)

I/O Refresh Time

Max. 5 ms

Network Distance

Max. 100m

External Power Voltage

TYP. 30.5 VDC (AS-Interface Power supply)

External Power Current Consumption

40 mA or less

 

AL-ASi-BD Software Communication Specifications

Item

Usage

Station Number

Set by Master Station (Factory default 0)

IO Code

7

ID Code

F

Data Bit

D0 – D3

Input Output 01 – 04 (E01 – E04, A01 – A04)

Parameter 
Bit

P0

Communication monitor (set by default) *1

P1, P2, P3

Unused

System Bit

M6

Communication error *2

M7

Communication error – ASi Power Supply *2

Control Bit

N1

Active – Passive switch *2




  Alpha Removable Memory Cassettes

Specification

AL-EEPROM

Rating

Memory Type

EEPROM

Memory Size

1500 bytes

Number of Program Steps

64 function blocks

Non-Volatile Storage

Yes

Write Protection

Yes



 

  Alpha Accessory Hardware

Specifications

AL-BEZ 6/10-IP40

AL-BEZ-20-IP40

AL-BEZ 6/10-IP54

AL-BEZ-20-IP54

Rating

Purpose

Front panel mounting H/W,
provides IP40 protection

Front panel mounting H/W,
provides IP54 protection

Compatible Alpha
Controllers

6 and 10 I/O versions

20 I/O version

6 and 10 I/O versions

20 I/O version



 

AL-ASi-BD Connector Pin Assignment

Number

Name

Usage

1 & 3

ASi+

For ASi+ cable connection

2 & 4

ASi-

For ASi- cable connection



Alpha Dimensions and Terminal Layouts

  

  Table 
of Contents



 

 

 

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