Val Controls IHP24-A, IVC24-A, IDP24-A, IDC24-A, ILB24-A Hardware Manual

DHW-UM-002

Val Controls A/S • Limfjordsvej 3 • DK-6715 Esbjerg N • Tel. [phone]

[e-mail] • www.valcontrols.com

Revision: 3

1/20

HARDWARE MANUAL

Ixx24-A

DHW-UM-002

Val Controls A/S • Limfjordsvej 3 • DK-6715 Esbjerg N • Tel. [phone]

[e-mail] • www.valcontrols.com

Revision: 3

2/20

Table of contents

1 General ......................................................................................................................................... 3

1.1 Safety instructions ................................................................................................................................ 3

1.2 Environment ......................................................................................................................................... 3

1.3 Mounting and dimension ...................................................................................................................... 3

2 Communication ........................................................................................................................... 4

2.1 Control loop – AI0 and Transmitter loop – AO0 (HART) ................................................................... 4

2.2 Modbus ................................................................................................................................................. 5

2.3 Foundation Fieldbus ............................................................................................................................. 6

3 Main board .................................................................................................................................. 7

3.1 Power supply – PS2 .............................................................................................................................. 7

3.2 Earth ..................................................................................................................................................... 7

3.3 4-20mA input – AI1, AI2, AI3, AI4, AI5 ............................................................................................. 8

3.4 Position sensor – AI10.......................................................................................................................... 9

3.5 Digital output – DO1, DO2, DO3, DO4, DO5, DO6 ......................................................................... 10

3.6 Digital input – DI1, DI2, DI3, DI4 ..................................................................................................... 11

4 Alternative digital inputs ......................................................................................................... 12

4.1 Digital input – DI9, DI10, DI11 ......................................................................................................... 12

4.2 Digital input – DI12............................................................................................................................ 13

4.3 Digital input – DI13, DI14, DI15, DI16, DI17 ................................................................................... 14

5 Expansion .................................................................................................................................. 15

5.1 Active analogue output – AO1, AO2 and Digital inputs – DI5, DI6 ................................................. 15

5.2 Digital input – DI5, DI6, DI7, DI8 ..................................................................................................... 16

5.3 Passive analogue output – AO1, AO2 and Digital inputs – DI5, DI6 ................................................ 17

5.4 SIL – PS1, PS3, DO11, DO12 ............................................................................................................ 18

5.5 Internal watch and SD card ................................................................................................................ 20

DHW-UM-002

Val Controls A/S • Limfjordsvej 3 • DK-6715 Esbjerg N • Tel. [phone]

[e-mail] • www.valcontrols.com

Revision: 3

3/20

1 General

This manual covers the following products:

IHP24-A
IDP24-A with software DID-SW-001
IVC24-A
IDC24-A
ILB24-A
ILC24-A
IPC24-A

1.1 Safety instructions

For a safe installation of a Val Controls device, the following must be observed. The module must
be installed by qualified personnel who are familiar with the national and international laws,
directives and standards that apply to this product as well as all instructions in this manual.

The information in this manual is subject to changes without notice.

1.2 Environment

Operating temperature: -30 to 80 ˚C
Storage temperature: -30 to 80 ˚C

Extended operating temperature1: -40 to 85˚C
Extended storage temperature1: -55 to 100˚C

1

Please contact Val Controls

Relative Humidity: < 95% (No condensation)

The printed circuit boards are coated for tropical climate and harsh environments to resist airborne
contamination according to G3, ISA-71.04-2013.

Ingress protection: IP20

1.3 Mounting and dimension

Mounting: 35mm DIN rail according to EN50022.

Screw torque: 0.4Nm (3.6Lb. in)
Wire diameter: 28-12 AWG 2.5mm2

All external components must have specifications that fit the desired performance and requirements
of the valve/actuator system.

Dimensional drawing can be found on www.valcontrols.com

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Revision: 3

4/20

2 Communication

Several communication types are available as options.

2.1 Control loop – AI0 and Transmitter loop – AO0 (HART)

Passive 4-20mA input and passive 4-20mA output. On some models HART is available on either
AO0 or AO0.

Active 4-20mA output

2

Control loop – AI0

1

+

-

+

-

Active 4-20mA input

4

Transmitter loop – AO0

3

A

+

-

+ -

2.1.1 Terminals

AI0

1 (+)
2 (-)

AO0

3 (+)
4 (-)

2.1.2 Electrical specifications

Control loop – AI0

Impedance

< 470 Ohm at 20mA and 9.4VDC

Linearity

< 0.1%

Temperature coefficient

0.025% / 1°C (Warm-up: 10 min)

HART (optional)

FSK, 1200Hz / 2200Hz 400-800mVpp

Galvanic isolated

Transmitter loop – AO0

Impedance

< 470 Ohm at 20mA and 9.4VDC

Linearity

< 0.1%

Temperature coefficient

0.015% / 1°C (Warm-up: 10 min)

HART (optional)

FSK, 1200Hz / 2200Hz 400-800mVpp

Galvanic isolated

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Revision: 3

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2.2 Modbus

Modbus

4

3

2

1

A

B

A

B

2.2.1 Terminals

Modbus

1 (A)
2 (B)
3 (A)
4 (B)

Terminals 1 and 3 are connected inside the device. Terminals 2 and 4 are connected inside the
device.

2.2.2 Electrical specifications

Modbus

Interface

RS485

Termination resistor

No internal resistor.
External resistor can be applied across terminal 3 and 4.
Termination resistors must have the value of 120 Ohm.

Galvanic isolated

A maximum of 247 nodes can be connected on the same daisy chain bus.

Typical shielding of the RS485 bus cable is done on the master side of the cable.

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Revision: 3

6/20

2.3 Foundation Fieldbus

Foundation Fieldbus

4

3

2

1

FB-P FB-N FB-P FB-N

2.3.1 Terminals

Foundation
Fieldbus

1 (FB-P)
2 (FB-N)
3 (FB-P)
4 (FB-N)

2.3.2 Electrical specifications

FF-Fieldbus

Interface

FF-Fieldbus - H1 Device Class – Basic Device

Termination

No internal termination

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Revision: 3

7/20

3 Main board

3.1 Power supply – PS2

24VDC power input to the device.

PS2

5

6

+

-

0V24V

Depending on device configuration, this power supply input may not be used.

3.1.1 Terminals

PS2

5 (+)
6 (-)

3.1.2 Electrical specifications

Power supply – PS2

Power supply

20.4 – 27.6VDC

Power dissipation, no position sensor/loop or
valves are connected.

< 2W

Power dissipation, with maximum load on all
inputs and outputs

< 5W

3.2 Earth

Device instrument earth terminal shall be connected to instrument earth bar at marshalling cabinet
to avoid electromagnetic interference.

7

Instrument earth

3.2.1 Terminal

IE

7 Instrument earth

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Revision: 3

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3.3 4-20mA input – AI1, AI2, AI3, AI4, AI5

The analogue inputs can be used to connect passive 4-20mA sensors to the device or in the
alternative configuration active 4-20mA sensors.

AI

Passive loop Active loop

+

-

-

AI

+

+ - + -

3.3.1 Terminals

Passive sensor

Active sensor

AI1

11 (+)
12 (-)

12 (+)
6 (-)

AI2

13 (+)
14 (-)

14 (+)
6 (-)

AI3

15 (+)
16 (-)

16 (+)
6 (-)

AI4

17 (+)
18 (-)

18 (+)
6 (-)

AI5

19 (+)
20 (-)

20 (+)
6 (-)

3.3.2 Electrical specifications

AI – Analogue inputs

External loop max Rload

820 Ohm at 20mA and 16.4VDC

Operating area

4 – 20mA

Minimum span

12mA

Cable length

1000 meters

Linearity

< 0.1%

Temperature coefficient

0.01% / 1°C (Warm-up: 10 min)

Rin

< 100 Ohm

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Revision: 3

9/20

3.4 Position sensor – AI10

The position feedback can be delivered from a 3-wire potentiometer. The sensor input can as an
alternative also be used as a 4-20mA loop input.

AI10

10

9

8

Potentiometer

AI10

Passive loop

68Ω

1W

1kΩ

¼W

10

8

5

9

6

+

-

AI10

Active loop

68Ω

1W

1kΩ

¼W

10

8

6

9

+

-

The external resistors must be mounted to get the correct functionality.

3.4.1 Terminals

Sensor

Passive loop

Active loop

AI10

8 Pot high
9 Wiper
10 Pot low

5 (+)
9 (-)

9 (+)
6 (-)

3.4.2 Electrical specifications

AI10 – Position sensor

Potentiometer size

5 kΩ to 20 kΩ

Minimum use operating area

40%

Cable length

1.5 meters

Linearity

< 0.1%

Temperature coefficient

0.01% / 1°C (Warm-up: 10 min)

AI10 – Loop

External loop max Rload

820 Ohm at 20mA and 16.4VDC

Operating area

4 – 20mA

Minimum span

12mA

Cable length

1000 meters

Linearity

< 0.1%

Temperature coefficient

0.01% / 1°C (Warm-up: 10 min)

Rin

< 100 Ohm

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Revision: 3

10/20

3.5 Digital output – DO1, DO2, DO3, DO4, DO5, DO6

24 VDC digital outputs.

DO

+

-

+ -

3.5.1 Terminals

DO1

27 (+)
28 (-)

DO2

30 (+)
31 (-)

DO3

33 (+)
34 (-)

DO4

36 (+)
37 (-)

DO5

47 (+)
48 (-)

DO6

49 (+)
50 (-)

3.5.2 Electrical specifications

DO – Digital outputs

Max load per digital output

up to 48W at 24VDC

Max load total

up to 192W at 24VDC

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Revision: 3

11/20

3.6 Digital input – DI1, DI2, DI3, DI4

Use digital inputs to connect dry signals.

DI

+

-

Switch

+

-

DI

+

-

NAMUR

+

-

3.6.1 Terminals

DI1

39 (+)
40 (-)

DI2

41 (+)
42 (-)

DI3

43 (+)
44 (-)

DI4

45 (+)
46 (-)

3.6.2 Electrical specifications

DI – Switch

Type

Switch

Cable length

20 meters

Maximum cable resistance

100 Ohm

DI – NAMUR

Type

NAMUR

Sensor supply voltage

8 V

Cable length

1000 meters

Max load

600 Ohm

Rin

1040 Ohm

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Revision: 3

12/20

4 Alternative digital inputs

DI9 to DI17 are analogue inputs but configured in a way that makes it possible to use them as
digital inputs.

4.1 Digital input – DI9, DI10, DI11

DI9, DI10 and DI11 substitutes AI10

Switch

6

DI9

8

+ -

Switch

9

DI10

5

+ -

27kΩ ½W

6

1kΩ ½W

Switch

10

DI11

5

+ -

27kΩ ½W

The external resistor must be mounted to get the correct functionality.

4.1.1 Terminals

DI9

8 (+)
6 (-)

DI10

5 (+)
9 (-)

DI11

5 (+)
10 (-)

4.1.2 Electrical specifications

DI12

Type

Switch

Cable length

1.5 meters

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Revision: 3

13/20

4.2 Digital input – DI12

DI12 substitutes AI0

Switch

1

DI12

5

+ -

1kΩ ½W

2 6

The external resistor and connection between terminal 2 and 6 must be mounted to get the correct
functionality.

4.2.1 Terminals

DI12

1 (+)
5 (-)

4.2.2 Electrical specifications

DI12

Type

Switch

Cable length

1000 meters

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Revision: 3

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4.3 Digital input – DI13, DI14, DI15, DI16, DI17

DI13 substitutes AI1, DI14 substitutes AI2, and so on.

Switch

-

DI

+

+ -

1kΩ ½W

The external resistor must be mounted to get the correct functionality.

4.3.1 Terminals

DI13

11 (+)
12 (-)

DI14

13 (+)
14 (-)

DI15

15 (+)
16 (-)

DI16

17 (+)
18 (-)

DI17

19 (+)
20 (-)

4.3.2 Electrical specifications

DI – Switch

Type

Switch

Cable length

1000 meters

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Revision: 3

15/20

5 Expansion

The expansion terminals have different function depending on which expansion module is installed.

5.1 Active analogue output – AO1, AO2 and Digital inputs – DI5, DI6

Use the two analogue outputs to connect 4-20mA loop inputs e.g. proportional valves.

Passive 4-20mA input

-

Active AO

+

A

+

-

DI

+

-

Switch

+

-

DI

+

-

NAMUR

+

-

5.1.1 Terminals

AO1

21 (+)
22 (-)

AO2

23 (+)
24 (-)

DI5

51 (+)
52 (-)

DI6

25 (-)
26 (+)

5.1.2 Electrical specifications

AO1 – AO2 – Active analogue output

Max load

550 Ohm at 20mA and 20.4VDC PS2 supply

Linearity

< 0.1%

Temperature coefficient

0.015% / 1°C (Warm-up: 10 min)

DI – Switch

Type

Switch

Cable length

20 meters

Maximum cable resistance

100 Ohm

DI – NAMUR

Type

NAMUR

Sensor supply voltage

8 V

Cable length

1000 meters

Max load

600 Ohm

Rin

1040 Ohm

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16/20

5.2 Digital input – DI5, DI6, DI7, DI8

DI

+

-

5.2.1 Terminals

DI5

51 (+)
52 (-)

DI6

25 (-)
26 (+)

DI7

23 (+)
24 (-)

DI8

21 (+)
22 (-)

5.2.2 Electrical specifications

DI – Switch

Type

Switch

Cable length

20 meters

Maximum cable resistance

100 Ohm

DI – NAMUR

Type

NAMUR

Sensor supply voltage

8 V

Cable length

1000 meters

Max load

600 Ohm

Rin

1040 Ohm

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5.3 Passive analogue output – AO1, AO2 and Digital inputs – DI5, DI6

The two analogue outputs can be used to connect 4-20mA.

Active 4-20mA input

-

Passive AO

+

A

DI

+

-

5.3.1 Terminals

AO1

21 (+)
22 (-)

AO2

23 (+)
24 (-)

DI5

51 (+)
52 (-)

DI6

25 (-)
26 (+)

5.3.2 Electrical specifications

AO1 – AO2 – Passive analogue output

Impedance

< 470 Ohm at 20mA and 9.4VDC

Linearity

< 0.1%

Temperature coefficient

0.015% / 1°C (Warm-up: 10 min)

DI – Switch

Type

Switch

Cable length

20 meters

Maximum cable resistance

100 Ohm

DI – NAMUR

Type

NAMUR

Sensor supply voltage

8 V

Cable length

1000 meters

Max load

600 Ohm

Rin

1040 Ohm

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5.4 SIL – PS1, PS3, DO11, DO12

A device with an internal SIL Expansion Card can be installed in a SIL 1-4 installation without
affecting the SIL level. Device can be equipped with 4 different types of SIL Expansion Cards.

The units are approved for installation in SIL 1-4 circuits, if installed as described in this manual.

1X - SIL expansion card

2X - SIL expansion card

1X

DO11

DO12

PS1

Ixx24

2X

DO11

DO12

PS1

Ixx24PS2

3X - SIL expansion card

4X - SIL expansion card

3X

DO11

DO12

PS1

Ixx24

PS3

4X

DO11

DO12

PS1

Ixx24PS2

PS3

X

Relay 1

Relay 2

1

Normally close

Normally open

2

Normally close

Normally close

3

Normally open

Normally open

4

Normally open

Normally close

5.4.1 Terminals

Power supply

Digital output

5. PS2 (+)

6. PS2 (-)

21. PS1 (+)

22. PS1 (-)

51. PS3 (+)

52. PS3 (-)

23. DO11 (+)

24. DO11 (-)

25. DO12 (+)

26. DO12 (-)

Note: The PS1, PS2 and PS3 must be galvanic isolated.

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5.4.2 Electrical specifications

Power supply

20.4 – 27.6VDC

Power dissipation, no position sensor/loop or
output lamps are connected.

< 2W

Power dissipation, with maximum load on all
inputs and outputs

< 5W, the load not included
Max load per DO11 and DO12

up to 48W @24VDC

If PS2 is not used, total load that can be drawn
from all DO/DI/AI ports (except DO11/12)

2W

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5.5 Internal watch and SD card

5.5.1 Electrical specifications

Internal Watch

Time deviation

Δf/fo = +/- 20ppm

Aging

Δf/fo = +/- 3ppm / Year

Temperature coefficient

β = -0.034 +/- 0.006ppm/°C²

Battery life (Estimated)

10 year

Please contact Val Controls for a replacement battery.

The SD card is used to store signatures. Do not move the SD card between devices. Contact Val
Controls for a replacement SD card.

Disposal of this product and/or battery shall be in accordance with local environmental laws and
regulations.