
Contents
x Series 8 I/O User's Guide R500
Honeywell April 2017
I/O Link Number and IOM Number DIP switch.................................................................... 40
Cabling................................................................................................................................ 41
3.3 Installing the Series 8 IOTA on the Panel....................................................43
Prerequisites ....................................................................................................................... 43
Considerations .................................................................................................................... 43
Mounting the IOTA.............................................................................................................. 43
3.4 Mounting the I/O module on the IOTA.........................................................45
Prerequisites ....................................................................................................................... 45
Mounting the module........................................................................................................... 45
3.5 Grounding and power considerations - IOTA boards................................46
Attaching the IOTA board.................................................................................................... 46
Testing for power................................................................................................................. 46
3.6 Connecting IOMs and field devices through I/O Termination Assemblies47
IOTAs wiring diagrams........................................................................................................ 47
3.7 Powering the Series 8 system......................................................................49
Supplying power to I/O modules.......................................................................................... 49
3.8 Fusing - Series 8 IOTA boards .....................................................................49
Protecting the Series 8 I/O components.............................................................................. 49
4. SERIES 8 IOTA PINOUTS...........................................................51
4.1 HART/Non-HART Analog Input IOTA (Models 8X-TAIXA1, 8X-TAIXB1)...51
Analog Input wiring.............................................................................................................. 54
4.2 Differential Analog input IOTA (Models 8X-TAIDA1 and 8X-TAIDB1) ......59
Compatible IOTA models for differential analog input and output channels........................ 59
Analog Input wiring.............................................................................................................. 59
4.3 Analog Output IOTA Models 8X-TAOXA1, 8X-TAOXB1.............................74
HART/Non-HART Analog Output IOTA (Models 8X-TAOXA1, 8X-TAOXB1)...................... 79
4.4 TC/RTD IOTA Models 8X-TAIMA1 ...............................................................80
Field wiring and module protection...................................................................................... 81
IOTA board and connections............................................................................................... 81
4.5 Digital Input 24V IOTA Models 8X- TDILA1, 8X- TDILB1............................85
Field wiring and module protection...................................................................................... 85
4.6 Digital Output 24V IOTA Models 8X-TDODA1, 8X-TDODB1 ......................93
Field wiring and module protection...................................................................................... 93
IOTA board and connections............................................................................................... 93
4.7 AC Digital Output (Source) Relay Extension Board Models 8U-SDOX01,
8C-SDOX01..............................................................................................................100
4.8 Upgrading firmware in Series 8 I/O components .....................................104