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I/O modules 207

Analog Inputs 750-476, -478

Technical Data:

Item-No.:

Number of inputs

Nominal voltage

Overvoltage protection

Input current (internal)

Input signal

Resistance

Resolution

Isolation

Noise rejection at sampling frequency

Noise rejection below sampling frequency

Transition Frequency

Input filter

Conversion time

Bit width per channel

Configuration

Operating temperature

Wire connection

Dimensions (mm) WxHxL

750-476

750-478

2

via system voltage

24 V max.

75 mA typ.

+/- 10 V

0 - 10 V

 

 

130 ktyp.

15 Bit + Sign

500 V System/power supply

<-100 dB

<-40 dB

13 Hz

50 Hz

80 ms

16Bit: Data; optional 8Bit: Control/Status

none, or via software with the consent of WAGO

0°C....+55°C

CAGE CLAMP ; 0.08 mm2 - 2.5 mm2, AWG 28 – 14, 8 – 9 mm Stripped length

12 x 64* x 100 (*from upper edge of carrier rail)

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208 I/O modules

Analog Inputs 750-476, -478

Numerical format

All analog values will be shown in a unit numerical format. The resolution for 750-476 and 750-478 is 15 Bit plus sign.

750-476, 750-478

Input voltage

Value

 

 

Status

LED

0-10V

±10V

Binary

 

Hex.

Dec.

(hex)

Error

 

 

 

 

 

 

 

E (1,2)

 

 

 

 

 

 

 

 

>11

>11

0111 1111 1111 1111

 

0x7FFF

32767

0x42

on

 

 

 

 

 

 

 

 

>10.5

>10.5

0111 1111 1111 1111

 

0x7FFF

32767

0x42

off

 

 

 

 

 

 

 

 

10

10

0111 1111 1111 1111

 

0x7FFF

32767

0x00

off

5

5

0100 0000 0000 0000

 

0x4000

16384

0x00

off

 

 

 

 

 

 

 

 

2.5

2.5

0010 0000 0000 0000

 

0x2000

8192

0x00

off

 

 

 

 

 

 

 

 

1.25

1.25

0001 0000 0000 0000

 

0x1000

4096

0x00

off

 

 

 

 

 

 

 

 

0.0781

0.0781

0000 0001 0000 0000

 

0x0100

256

0x00

off

0.049

0.049

0000 0000 0001 0000

 

0x0010

16

0x00

off

 

 

 

 

 

 

 

 

0.0003

0.0003

0000 0000 0000 0001

 

0x0001

1

0x00

off

 

 

 

 

 

 

 

 

0

0

0000 0000 0000 0000

 

0x0000

0

0x00

off

 

 

 

 

 

 

 

 

<-0.5

 

0000 0000 0000 0000

 

0x0000

0

0x41

off

 

 

 

 

 

 

 

 

<-1

 

0000 0000 0000 0000

 

0x0000

0

0x41

on

 

 

 

 

 

 

 

 

 

-5

1100 0000 0000 0000

 

0xC000

49152

0x00

off

 

-10

1000 0000 0000 0000

 

0x8000

32768

0x00

off

 

 

 

 

 

 

 

 

 

<-10.5

1000 0000 0000 0000

 

0x8000

32768

0x41

off

 

 

 

 

 

 

 

 

 

<-11

1000 0000 0000 0000

 

0x8000

32768

0x41

on

 

 

 

 

 

 

 

 

Status byte

Bit

 

7

6

5

4

3

2

1

0

Meaning

 

0

ERROR

res.

res.

res.

res.

Overrange

Underrange

ERROR

 

 

 

Error on input channel.

 

Overrange

 

The input signal is over the admissible measuring range.

Underrange

 

The input signal is under the admissible measuring range.

res.

 

 

 

Reserved, not currently used

 

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I/O modules

 

 

 

Analog Outputs - Review • 209

 

 

 

 

4.5 Analog Outputs

 

 

 

 

 

 

 

 

 

 

 

750-550

(2 Channel Analog Output, DC 0-10 V)

 

 

750-556

(2 Channel Analog Output, DC ± 10 V)

page 210

 

 

 

 

 

 

 

 

 

750-552

(2 Channel Analog Output, 0-20mA)

 

 

750-554

(2 Channel Analog Output, 4-20mA)

page 214

 

 

 

 

 

 

 

 

 

 

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210 I/O modules

Analog Outputs 750-550, -556, (-580)

4.5.1.1.1 2 Channel Analog Outputs

(DC 0-10V / ± 10V) 750-550, -556, (-580)

 

13

14

Function AO 1

A

 

 

C

 

B

 

 

 

D

 

A1

A2

AO 1

 

 

M M

Common (ground)

S S

Shield (screen)

750-550

Function AO 2

Data contacts

AO 2

Common (ground)

Shield (screen)

I/O modules and variations

Item-No.: Description

750-550

750-550/000-200 formerly 750-580

750-556

750-556/000-200

2 Channel Analog Output, 0-10V

2 Channel Analog Output, 0-10V with status infomation within the data word

2 Channel Analog Output, ± 10V

2 Channel Analog Output, ± 10V with status infomation within the data word

Name

2AO 0-10V DC

2AO 0-10V DC Siemens Format

2AO ±10V DC

2AO ±10V DC Siemens Format

Technical description

This description is only intended for hardware version X X X X 2 A 0 1 - - - -. The serial number can be found on the right side of the module.

The output signal of 750-550 is a 0-10 V signal, the output signal of 750-556 is a ± 10 V signal.

Sensors should be connected to "O" and to the common ground.

The shield is connected to "S". The connection is made automatically when snapped onto the DIN rail.

These I/O modules are not provided with integrated power jumper contacts. The power supply is made by the data contacts with a DC-DC converter.

The output module can operate with all buscouplers of the

WAGO-I/O-SYSTEM (except for the economy type).

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I/O modules • 211

Analog Outputs 750-550, -556, (-580)

Technical Data:

Item-No.:

Number of outputs

Input current (internal)

Nominal voltage

Signal voltage

Resistance

Resolution

Isolation

Internal bit width per Channel

Configuration

Operating temperature

Wire connection

Dimensions (mm) WxHxL

750-550,

750-556,

750-550/000-200

750-556/000-200

(formerly 750-580)

2

65 mA

via system voltage

0 - 10 V

± 10 V

> 5 k

12 Bit

500 V System/power supply

1 x 16 Bit Data

none, or via software with the consent of WAGO

0 °C ... + 55 °C

CAGE CLAMP ; 0.08 mm2 - 2.5 mm2, AWG 28 – 14, 8 – 9 mm Stripped length

12 x 64* x 100, (*from upper edge of carrier rail)

Numerical format

All analog values will be shown in a numerical format. The resolution is 12 Bits.

The 3 LSBs are not significant. The following tables will explain the numerical format. The data format is signed 16 bit, although lowest 3 bits are ignored.

750-550

Output voltage

Value

 

 

0-10V

Binary

Hex.

Dec.

10

0111 1111

1111 1111

7F FF

32767

 

 

 

 

 

5

0100 0000

0000 0000

40 00

16384

 

 

 

 

 

2.5

0010 0000

0000 0000

20 00

8192

 

 

 

 

 

 

 

 

 

 

1.25

0001 0000

0000 0000

10 00

4096

 

 

 

 

 

0.0781

0000 0001

0000 0000

01 00

256

 

 

 

 

 

0.0049

0000 0000

0001 0000

00 10

16

 

 

 

 

 

0.0024

0000 0000

0000 1000

00 08

8

 

 

 

 

 

 

 

 

 

 

0

0000 0000

0000 0111

00 07

7

 

 

 

 

 

0

0000 0000

0000 0000

00 00

0

 

 

 

 

 

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