Electronic modules x number
of modules
Operational
current per
module in mA
= Operational current
consumption in mA
4 DO DC23.1V/20mA shut down "H" x 290 mA =
4 DO DC17.4V/27mA shut down "H" x 260 mA =
4 DO DC17.4V/40mA shut down "H" x 380 mA =
4 DO DC23.1V/20mA shut down "L" x 290 mA =
4 DO DC17.4V/27mA shut down "L" x 260 mA =
4 DO DC17.4V/40mA shut down "L" x 380 mA =
4 DO DC25.5V/22mA shut down "L" x 310 mA =
2 DO Relay UC60V/2A x 100 mA =
4 AI I 2WIRE HART x 280 mA =
4 AI I 4WIRE HART x 27 mA =
4 AI RTD x 19 mA =
4 AI TC x 17 mA =
4 AO I HART x 295 mA =
Reserved x --- ---
WATCHDOG x 2 mA x DO **
Total elec‐
tronic mod‐
ules
=
Total Current Consump‐
tion
=
max. 31 or
32*
< max. eective current
output***
* Without power supply PS and interface module IM 152-1PN, IM 152-1DP
** Functional current consumption of the WATCHDOG module = 2 mA x number of connected digital
output modules
*** See above table for values
Example
An ET 200iSP consists, for example, of the following electronic modules:
• 1 power supply module PS DC24V
• 1 interface module IM 152-1PN
• 5 modules 8 DI NAMUR
• 2 modules 4 DO DC23.1V/20mA shut down "H"
• 5 modules 4 DO DC17.4V/27mA shut down "H"
• 3 modules 4 AI I 2WIRE HART
• 5 modules 4 AI I 4WIRE HART
• 5 modules 4 AI RTD
• 3 modules 4 AI TC
• 3 modules 4 AO I HART
Congurations (principle)
4.6 Restricted Number of Connectable Electronics Modules
ET 200iSP
72 Operating Instructions, 11/2022, A5E00247483-AK