3. Series 8 I/O
Installation and Upgrades
3.6. Connecting IOMs and field devices through I/O Termination Assemblies
48
Series 8 I/O User's Guide
R500
Honeywell
April 2017
Table 9 IOMs, IOTAs, and ancillary cards
IOM block
type
IOM model
number
IOTA model
number
IOTA description
3
ANALOG
INPUT-
HART
8X-PAIHA1
8X-TAIXA1
ANALOG INPUT, non-redundant
8X-TAIXB1
ANALOG INPUT, redundant
ANALOG
INPUT-HL
8X-PAINA1
8X-TAIXA1
ANALOG INPUT, Non-redundant
8X-TAIXB1
ANALOG INPUT, Redundant
TC/RTD
8X-PAIMA1
8X-TAIMA1
(note 1)
TC/RTD, non-redundant
ANALOG
ONPUT-
HART
8X-PAOHA1
8X-TAOXA1
ANALOG ONPUT, non-redundant
8X-TAOXB1
ANALOG ONPUT, redundant
ANALOG
ONPUT
8X-PAONA1
8X-TAOXA1
ANALOG ONPUT, Non-redundant
8X-TAOXB1
ANALOG ONPUT, Redundant
DIGITAL
INPUT
24VDC
8X-PDILA1
8X-TDILA1
DIGITAL INPUT 24VDCV, non-redundant
8X-TDILB1
DIGITAL INPUT 24VDCV, redundant
DIGITAL
OUTPUT
24VDC
8X-PDODA1
8X-TDODA1
Digital Output-24V, bussed, non-redundant
8X-TDODB1
Digital Output-24V, bussed, redundant
DIGITAL
INPUT
SEQUENCE
OF EVENTS
8X-PDISA1
8X-TDILA1
DIGITAL INPUT SEQUENCE OF EVENTS,
non-redundant
8X-TDILB1
DIGITAL INPUT SEQUENCE OF EVENTS,
redundant
Digital Input
Pulse
Accumulatio
n
8X-PDIPA1
8X-TDILA1
PAC, non-redundant
8X-TDILB1
PAC, redundant