Siemens SIMATIC S5-115F User Manual page 305

Simatic s5 programmable controller

Hide thumbs Also See for SIMATIC S5-115F:

Table of Contents

Rules Governing the Use of the S5-115F

Figure 10-10. Type 3 DI, Safety-Related, Non-Intermittent: Two-Channel, Deactivatable Sensors

Since the active sensor signal is non-intermittent, it must be interrupted in order to check the DIs.

For this purpose, a check DQ is used as the sensor supply. This check DQ can be plugged into

subunit A or B.

S5-115F Manual

EWA 4NEB 811 6148-02