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X-HART 32 01
3 Product Description
HI 801 307 E Rev. 5.00
Page 17 of 58
HART channels
Number of HART channels
32, capacitive galvanic isolation of the channels
from one another. No electrical isolation!
Output impedance
230…600 Ω
Ohmic load
max. 600 Ω
Inductive load
max. 1 mH
Capacitive load
max. 100 µF in parallel to the ohmic load
Crosstalk (channel to channel) DC or 50
Hz and 60 Hz
not detectable
(except for the range 0.3...150 kHz)
>70 dB
Crosstalk (group to group) DC or 50 Hz
and 60 Hz
>70 dB
Refresh of measured values
(in the user program)
Cycle time of the user program
Hardware response time of the safety
switch
≤
500 µs opening of the safety switches
Hardware response time of the channel
switches
≤
500 µs opening of the channel switches
Table 8: Specifications for the HART Channels