Rockwell Automation T8094 8000 Series TMR System Safety Manual - Manual (Page 41)

SAFETY MANUAL
D oc N umber T8094
I ssue 27 – June 2013
Page 20 of 103
TÜV Certified
Configuration
Conditions
Digital Inputs
8403, Triplicated, 24
VDC
8423, Triplicated,
120VDC
Internal 2oo3
(2oo3 implemented in
a single module)
Normally energized (de-energize to trip): certified
SIL 3.
Normally de-energized (energize to trip): certified
only for applications that fulfil the requirements
under section 3.2.4.
Digital Inputs
8402, Dual,
24 VDC
Internal 1oo2D
(1oo2 implemented in
a single module)
Normally energized (de-energize to trip): certified
SIL 3.
Normally de-energized (energize to trip): certified
only for applications that fulfil the requirements
under section 3.2.4.
Time-limited operation in degraded mode
Digital Inputs
8424, Triplicated,
120 VAC
Internal 2oo3
(2oo3 implemented in
a single module)
Normally energized (de-energize to trip): certified
SIL 3.
Normally de-energized (energize to trip): certified
only for applications that fulfil the requirements
under section 3.2.4.
Analog Inputs
8431, Triplicated
8433, Triplicated,
isolated
Internal 2oo3
(2oo3 implemented in
a single module)
Within the manufactures specified safety accuracy
limits. The safety state of the analogue input has to
be defined to 0 mA/0 V
Certified SIL 3.
Analog Inputs
8432, Dual
Internal 1oo2D
(1oo2 implemented in
a single module)
Within the manufactures specified safety accuracy
limits. The safety state of the analogue input has to
be defined to 0 mA/0 V
Time-limited operation in degraded mode.
Certified: SIL 3.
Table 3 - Input Modules High Density I/O
TÜV Certified
Configuration
Conditions
Digital Outputs
8451, Triplicated 24
VDC
8471, Triplicated
120VDC
8461, Triplicated
48VDC
Internal 2oo3
(2oo3 implemented in
a single module)
Normally energized (de-energize to trip): certified
SIL 3.
Normally de-energized (energize to trip): certified
only for applications that fulfil the requirements
under section 3.2.4.
May be used in single module or active/standby
configurations.
Digital Outputs
8472, Triplicated
120VAC
Internal 2oo3
(2oo3 implemented in
a single module)
Normally energized (de-energize to trip): certified
SIL 3.
Normally de-energized (energize to trip): certified
only for applications that fulfil the requirements
under section 3.2.4.
May be used in single module or active/standby
configurations.
Analog Outputs
8480 Analog Output
4-20 mA
Not safety related but
interference free
Certified as non-interfering and can be used for non-
safety-critical output devices.
Table 4 - Output Modules High Density I/O