GE 8604-FT-FU Field terminal, fused
8202-HO-IS
• 8 single-ended ouput channels
• Intrinsically safe field circuits
• 4–20 mA for I/P converters
• Open-circuit field wiring detection
• HART pass-through
• HART variable and status reporting
MODULE SPECIFICATION
See also System Specification
OUTPUTS
Number of channels
• 8
Nominal signal range (span)
• 4 to 20 mA
Full signal range
• 1 to 22 mA
Voltage to load
• 13 V min. @ 20 mA
Load resistance
• 0 to 650 Ω max.
Accuracy (@ 25 °C)
• ± 20 μA
Temperature stability
• (-40°C to + 70 °C) – ± 0.006% of span per °C
Resolution
• 12 bits
Open circuit detection threshold
• > 685 Ω (typ.)
(also detects loads greater than driveable range)
Isolation
• Any channel to Railbus – 60 V ac
• Between channels) – None
CONFIGURABLE PARAMETERS
Output initialisation state
• Predefined value
Drive on “fail-safe”
• Upscale / downscale / last value
Channel status
• Active / Inactive
HART variable and status reporting
• Enable / Disable
RESPONSE TIME
Railbus command to output change
• 4-20 mA mode
– 20 ms (typ.)
– 80 ms* (max.)
• HART mode
– 1 s per channel
SAFETY
Location of module
Field wiring protection
• [EEx ia] IIC
Safety description (each channel)
• Vo
= 24.6 V, Io
= 93 mA, Po
= 0.57 W
FM entity parameters
• Voc ≤ 24.6 V dc, Isc ≤ 93 mA
• Ca
≤ 0.42 μF, La
≤ 4.2 mH
POWER SUPPLIES
IS Railbus (12V) current
• All channels @ 22 mA into 650 Ω load) – 630 mA
Power dissipation within module
• 4.1 W (max.)
MECHANICAL
Module Key Code
• A4
Module width
• 42 mm
Weight
• 265 g

8204-AO-IS
• 8 single-ended ouput channels
• Intrinsically safe
• Conventional 4–20 mA
• Open-circuit field wiring detection
MODULE SPECIFICATION
See also System Specification
OUTPUTS
Number of channels
• 8
Nominal signal range (span)
• -4 to 20 mA
Full signal range
• 1 to 22 mA
Voltage to load
• 13 V min. @ 20 mA
Load resistance
• 450 Ω max.
Accuracy (@ 25 °C)
• ± 20 μA
Temperature stability
• (-40°C to +70 °C) – ± 0.006% of span per °C
Resolution
• 12 bits
Open circuit detection threshold
• 0.7 mA ± 0.2 mA
Isolation
• Any channel to Railbus – 60 V ac
• Between channels – None
CONFIGURABLE PARAMETERS
Output initialisation state
• Predefined value
Drive on “fail-safe”
• Upscale / downscale / last value
Channel status
• Active / Inactive
SAFETY
Field wiring protection
• [EEx ia] IIC
Safety description
• Vo
= 24.6 V, Io
= 93 mA, Po
= 0.57 W
POWER SUPPLIES
IS Railbus (12V) current
• All channels @ 22 mA into 530 Ω load) – 630 mA
Power dissipation within module
• 3.8 W (max.)
MECHANICAL
Module Key Code
• A4
Module width
• 42 mm
Weight
• 245 g