Table Of Contents - Val Controls I 24-B Series Hardware Manual

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
2.1.1 Terminals ..................................................................................................................................... 4
2.1.2 Electrical specifications ............................................................................................................... 4
2.2 Modbus ................................................................................................................................................. 5
2.2.1 Terminals ..................................................................................................................................... 5
2.2.2 Electrical specifications ............................................................................................................... 5
3 Main board .................................................................................................................................. 6
3.1 Power supply - PS2 .............................................................................................................................. 6
3.1.1 Terminals ..................................................................................................................................... 6
3.1.2 Electrical specifications ............................................................................................................... 6
3.2 Earth ..................................................................................................................................................... 6
3.2.1 Terminal ....................................................................................................................................... 6
3.3 4-20mA input - AI1 ............................................................................................................................. 7
3.3.1 Terminals ..................................................................................................................................... 7
3.3.2 Electrical specifications ............................................................................................................... 7
3.4 Position sensor - AI10.......................................................................................................................... 8
3.4.1 Terminals ..................................................................................................................................... 8
3.4.2 Electrical specifications ............................................................................................................... 8
3.5 Digital output - DO1, DO2, DO3, DO4 ............................................................................................... 9
3.5.1 Terminals ..................................................................................................................................... 9
3.5.2 Electrical specifications ............................................................................................................... 9
4 Alternative digital inputs ......................................................................................................... 10
4.1 Digital input - DI9, DI10, DI11 ......................................................................................................... 10
4.1.1 Terminals ................................................................................................................................... 10
4.1.2 Electrical specifications ............................................................................................................. 10
4.2 Digital input - DI12............................................................................................................................ 11
4.2.1 Terminals ................................................................................................................................... 11
4.2.2 Electrical specifications ............................................................................................................. 11
4.3 Digital input - DI13............................................................................................................................ 12
4.3.1 Terminals ................................................................................................................................... 12
4.3.2 Electrical specifications ............................................................................................................. 12
Val Controls A/S • Sallingsundvej 5 • DK-6715 Esbjerg N • Tel. +45 7547 0600
DHW-UM-001
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