schmersal PSC1 - Digital Outputs I;O (Iqqx); Classification of the I;O (Iqqx) When Used as an Output

Installation manual
HB-37420-810-01-25F-EN PSC1-C-100 Installation manual - V2.2.docx Page 86 of 201
Version: 25F
4.3.5 Digital outputs I/O (IQQx)
The modules PSC1-C-100, PSC1-E-131-… and PSC1-E-133-… have a different number of
configurable safe digital I/Os (see section 3.1 Module overview). Configured as an output, this
connection acts as a safe digital pp switching output (IQQx).
4.3.5.1 Classification of the I/O (IQQx) when used as an output
Classification Achievable
PL
according
to EN ISO
13849
-
1
Remark
Static single
-
channel
(2)
PL c
Fault detection and fault reaction as per sec. 2
Static dual-channel
(2)
PL d
Same group
(1)
:
- Operation delayed at PLC level
- Fault assumption short-circuit on both
outputs
Different group
(1)
:
-
No further requirement necessary
PL e Different group
(1)
required
Dynamic single
-
channel
(2)
PL e
No further requirement necessary
Dynamic dual-channel
(2)
Note:
1)
Group 1: IQQ00 … IQQ05
Group 2: IQQ06 … IQQ09
2)
Static: No pulse test on the output
Dynamic: Pulse test on the output with t
Test
≤ 500 µs