Pilz PST X2 Data Sheet
Safety Gate Monitors
Up to PL e of EN ISO 13849-1
PST X2
Technical Details PST X2
Electrical Data
Supply Voltage AC: 110 V, 230 V
Tolerance 85 ... 110 %
Power Consumption AC: 9 VA, DC: 4 W
Frequency Range AC 50 ... 60 Hz
Residual Ripple DC 160 %
Voltage and Current at the 24 VDC, 50 mA
Input Circuits 1/2
Output Contacts 2 safety contacts (N/O)
Utilisation category in accordance with
EN 60947-4-1 AC1: 240 V/4,5 A/1100 VA
EN 60947-5-1
Safety gate monitor in accordance
with VDE 0113-1, EN 60204-1.
Features
● Simultaneity monitoring
● Connection for start-up test
button
● Automatic reset selectable
Approvals
PST X2
●
●
(DC13: 6 cycles/min.)
Conventional thermal current 4,5 A
Contact Material AgSnO2 + 0,2 µm Au
Contact Fuse Protection 6 A quick or 4 A slow
in accordance with EN 60947-5-1
Times
Delay-on Energisation typ. 100 ms, max. 200 ms
Delay-on De-energisation typ. 15 ms, max. 30 ms
Recovery Time ca. 500 ms
Simultaneity channel 1/2 ca. 4 s
Mechanical Data
Torque Setting on Connection Terminals 0,6 Nm (screws)
Cable cross section
1 core, flexible 0,20 - 4,00 mm², 24 - 10 AWG
2 core, same cross section flexible:
with crimp connectors, without insulating
sleeve 0,20 - 2,50 mm², 24 - 14 AWG
without crimp connectors or with TWIN
crimp connectors 0,20 - 2,50 mm², 24 -14 AWG
Dimensions (H x W x D) 87 x 90 x 121 mm
Weight AC: 630 g, DC: 430 g
DC: 24 V
2
DC1: 24 V/4,5 A/110 W
AC15: 230 V/4 A; DC13: 24 V/3A
Description
● 90 mm, P-97 housing, DIN-Rail
mounting
● Positive-guided relay outputs:
– 2 safety contacts (N/O)
● Connections for
– safety gate limit switch
– external simulation button
● LEDs for power, channel 1 and
channel 2
● Increase in the number of
safety contacts available by
connecting expander modules.
Operating Modes
● Dual-channel operation
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone +49 711 3409-0, Telefax +49 711 3409-133, E-Mail: pilz.gmbh@pilz.de
1002188-EN-02-2011-06
Safety Gate Monitors
14
K6 K7
13
X1 X2
K6
K7
1L1
(1L+)
1L2
(1L-)
24
23
Up to PL e of EN ISO 13849-1
PST X2
2
Internal Wiring Diagram
U
B
A1
A2
(L+)
(L-)
T1
F1
~
G1
=
–
Function Diagram
U
B
Eingangskreis 1
Eingangskreis 2
Gleichzeitigkeit
Rückführkreis
Ausgang
t
g
T2
~
G2
0 V
+
X1
Rückführkreis
1
0
1
0
1
0
1
0
1
0
1
0
=
+
X2
t
g
Eingangskreis
S13
K1
+
5
1
S11
K3
Einschaltlogik
Kanal 1
Kanal 2
K3
Y1
Y2
Simulationskreis
2
Eingangskreis
S23 13 23S12
S22
S21
K2
K5
Sicherheitskontakte
K4
–
K1 K4
14 24
3
– Key
S1/S2: E-STOP or safety gate switch
S3: Simulation button
Switch operated
Gate open
Gate closed
● Increase in contacts available
The number of output contacts can
be increased by using expander
modules or relays/contactors with
positive-guided contacts.
4
1
Normal operating cycle
1
Fault in feedback control loop
3
Fault: difference S1, S2 > t
g
4
Fault:
S1 and S2 before U
5
Undefined time period
B
External Wiring
● Example 1
Dual-channel safety gate control with
automatic reset.
● Example 2
Dual-channel safety gate control with
simulation for opening and closing
the safety gate.
S1
S12
S21
S2
S23
S13
Y1
X1
S3
X2
Y2
S11
S1
S12
S21
S2
S22
S23
X1
S13
X2
S11
S22
Pilz GmbH & Co. KG, Felix-Wankel-Straße 2, 73760 Ostfildern, Germany
Telephone +49 711 3409-0, Telefax +49 711 3409-133, E-Mail: pilz.gmbh@pilz.de
1002188-EN-02-2011-06
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