Cycle Time For Signals From Transponders And Contact Couplers; Table 21: Cycle Time For Signals From Transponders And Contact Couplers - Siemens SIGMASYS C Manual

8.5

Cycle time for signals from transponders and contact couplers

Different operating conditions (polling cycles) can be selected for contacts connected via con-
tact couplers or minitransponders.
Loop cycle time
Op. cond
Coupler
Contact coupler
SPF 5300
Minitransponder
SPI 3400 (BMT & IMT)

Table 21: Cycle time for signals from transponders and contact couplers

*) C = contact actuation time Uninterrupted time for which the contact must be closed.
S = system response time Delay until the signal is displayed or the first control is tripped
(from start of contact actuation).
In general, the basic setting in SIGMAPLAN is "3-stage poll".
Multifunctional Danger Control and Indicating Panels SIGMASYS C and M (M-Modules)
Best.Nr. A24205-A337-B970 – Edition 12 (03/07)
0,25 sec
1-stage-poll 2-stage-poll
(for fault-free (for fault-free
environments) environments)
C / S *) C / S *)
1,4 / 1,7 sec 1,7 / 2,0 sec
0,2 / 0,7 sec 0,2 / 1,0 sec
8 Transponders and loop elements
3-stage-poll 1-stage-poll
(for fault-free (for fault-free
environments) environments)
C / S *) C / S *)
1,9 / 2,2 sec 2,2 / 3,2 sec
0,2 / 1,3 sec 0,2 / 2,2 sec
1 sec – Zyklus
2-stage-poll 3-stage-poll
(for fault-free (for fault-free
environments) environments)
C / S *) C / S *)
3,2 / 4,2 sec 4,2 / 5,2 sec
0,2 / 3,2 sec 0,2 / 4,2 sec
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