Siemens SIMATIC IM151-1 Manual page 53

Note
The module slot coding is contained in byte 35, bits 0 to 5. The following applies: Displayed
number +1 ≙ Slot of the module (0 ≙ Slot 1; 1 ≙ Slot 2; 3 ≙ Slot 4, etc.)
In bits 6/7 of byte 36, 00
4.3.8 H status
Requirements
The H status in the diagnostic frame supplies the IM151-1 HIGH FEATURE only when
operated behind a Y link (e. g. IM 157) in DPV1 mode. This block can be passed over during
the evaluation of the diagnostics frame. The configuration is described in the following
section.
Structure of the H status
Figure 4-5
IM151-1 HIGH FEATURE interface module (6ES7151-1BA02-0AB0)
Manual, 03/2008, A5E01075975-02
is output if a power module reports channel-specific diagnostics.
B
Structure of the H status of the IM151-1 HIGH FEATURE
Interrupt, error, and system messages
4.3 Diagnostics with STEP 7
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