Safe Monitoring Relays
Standstill
PSWZ-F
Technical Details PSWZ-F
Electrical Data
Supply Voltage 24 V DC
Tolerance 85 ... 110 %
Residual Ripple DC 20 %
Power Consumption Approx. 4.5 W
Switching Capability in accordance with
EN 60947-4-1, 02/01 AC1: 240 V/6 A/1500 VA
EN 60947-5-1, 11/97 AC15: 230 V/4 A; DC13: 24 V/3A
(DC13: 6 cycles/min.)
Output Contacts 2 safety contacts (N/O),
Hysteresis per channel
Response value Uon: 20 ... 500 mV
Standstill monitor in accordance with
VDE 0113-1, 11/98, EN 60204-1,
12/97, EN 1088, 12/95 and IEC 204-1,
11/98.
Features
● Safe standstill monitoring
● Single or dual-channel operation
● No external components
necessary
● Simultaneity monitoring
● Semiconductor output for fault
signalling
● Input for reset
● Cable break detection
● Limited use for variable-
frequency inverter operation
● Automatic self-test
Approvals
PSWZ-F
●
Release value U
Measuring Circuit
Input voltage 110 ... 500 VAC overload up to 690 VAC
Frequency range 0 ... 1,5 kHz
Input impedance Approx. 660 k
Contact Fuse Protection 6 A quick or 4 A slow
(EN 60947-5-1, 08/00)
Semiconductor outputs 24 V DC/50 mA, short-circuit proof
External supply voltage 24 C DC ± 20 %
Semiconductor input 24 V DC/30 mA
Times
Delay-on Energisation Approx. 1 s
Delay-on De-energisation Approx. 170 ms
Delay-on Energisation after failure and Approx. 1.5 s
return of the operating voltage
Simultaneity channel 1/2 Approx. 6 s
Recovery Time Approx. 1.5 s
Max. Supply Interruption before Approx. 35 ms
De-energisation
Mechanical Data
Maximum Cross Section of 2 x 2.5 mm
External Conductors Single-core or multi-core with
Torque Setting on Connection Terminals 1.2 Nm (screws)
Dimensions (H x W x D) 87 x 90 x 115 mm
Weight 440 g
DC1: 24 V/6 A/150 W
1 auxiliary contact (N/C)
: 2 x U
off
on
W
2
crimp connectors
5
●
Descritpion
● 90 mm, P-75 housing, DIN-Rail
●
mounting
● Positive-guided relay outputs:
– 2 safety contacts (N/O)
●
– 1 auxiliary contact (N/C)
● Measuring inputs for single and
three-phase motors
● Measuring voltages for channels
can be set separately
● Increase in the number of
safety contacts available by
connecting expander modules.
● 2 semiconductor outputs for
status, fault signalling
Operating Modes
1 semiconductor input for reset
● LEDs for power, channel 1,
channel 2 and relay status
● Single-channel operation
● Dual-channel operation
NSG-D-2-314-01/02
5-1
Safe Monitoring Relays
Standstill
PSWZ-F
Function Diagram
U
B
Y1-Y2
13-14
23-24
Y35
RESET
UL1/UL2
U
an
U
ab
t<t
g
tg = Simultaneity monitoring
Connection Example
t
>t
g
ca.50 ms
1,5 s
5
L1
L2
L3
F1
A1 13 14
23 24 A2
S1 K2
S0
S4
S23
S2
S13
S24
S14
PST1
S3
S5
A1 13 23 L1 L3
14 24
K1
RESET
41 L2
Y31 Y32
42
Y30
0 V 24 V
SPS
Y35
PSWZ-S
Y2
A2Y1
H
F2
K2
K3
M
K4
K1 K2 K3 K4
S0: Off-switch
S1: On-switch
S2/S4: E-STOP or safety gate switch
S3: Release
Switch operated
Gate open
Gate closed
NSG-D-2-314-01/02
Safe Monitoring Relays
Standstill
PSWZ-F
General Technical Data
Unless stated otherwise in the technical details for the specific unit
Electrical Data
Frequency Range AC 50 ... 60 Hz
Residual Ripple DC 160 %
Contact Material AgSnO
Continuous Duty 100 %
Environmental Data
EMC EN 50081-1, 01/92, EN 61000-6-2, 03/00
Vibration in accordance with Frequency: 10 ... 55 Hz,
EN 60068-2-6, 01/00 Amplitude: 0.35 mm
Climatic Suitability DIN IEC 60068-2-3, 12/86
Airgap Creepage DIN VDE 0110 part 1, 04/97
Ambient Temperature -10 ... +55 °C
Storage Temperature -40 ... +85 °C
Mechanical Data
Torque Setting on Connection Terminals 0.6 Nm (screws)
Mounting Position Any
Housing Material Thermoplast Noryl SE 100
Protection Mounting: IP 54
2
Housing: IP 40
Terminal Range: IP 20
The units were tested in accordance with the relevant standards current at
the time of development.
Order References
Type U
PSWZ-F 24 V DC 475 945
B
Order No.
5
NSG-D-2-314-01/02
5-3
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