Safety Interlock Switches
T4016
Heavy-Duty Metal-Body Safety
Interlock Switch
• Rugged enclosure—the all metal housing and stainless steel
actuator of the T4016 makes it suitable for harsh environments
• NEMA 6/IP67 enclosure enables these switches to withstand
water washdown cleaning.
• Rotatable head gives eight possible actuator entry points for
versatile installation. A blanking plug is supplied for the unused
entry.
• Long life—these switches, with their stainless steel actuators,
are designed for a minimum of two million actuations
• A variety of 4 contact pole versions provides 2 poles for dual
channel safety monitoring and 2 additional poles for status
monitoring
• A Rapid Delivery Product: Select models are available for ship-
ment today or within 3 to 5 days
R
C
US
G
Conforms to EN60947-5-1, EN1088,
EN ISO 13849-1
UL and C-UL listed
DGUV approved
Specifications
Electrical
All Models
Contact Configurations:
Safety Contacts:
Switching Ability
2 N/C + 2 N/O, 3 N/C + 1 N/O, 4 N/C
2 N/C, 3 N/C or 4 N/C positive break
AC: 230 V, 4 A
DC: 24 V, 4 A
Contact Material:
Auxiliary Contacts:
Minimum Switching Voltage:
Minimum Switching Current:
Mechanical
Silver alloy, gold flashed
1 N/O, 2 N/O
12 V at 10 mA
1 mA at 24 V
Mounting:
Any position
Mounting Hardware:
Min Operating Radius:
Break Contact Min Force:
Max Actuation Speed:
Max Actuation Frequency:
Case Material:
2 x M5 screws (not supplied)
Approximately 300 mm (12 in.) with 90-degree actuator
50 N (11.2 lb.)
20 m/min.
112 cycles/min.
Die-cast alloy, cathodically dipped
Stainless steel
3 x 0.5 in. NPT
Actuator Material:
Wiring Entry:
Weight:
400 g (14 oz.)
Color:
Mechanical Life:
Environmental
Black with red lid
2 x 106 operations
Protection:
IP67 (NEMA 6)
Operating Temperature:
Cleaning:
-20 to 80°C (-4 to 176°F)
Water washdown
Compliance
Standards:
EN60947-5-1, EN1088, EN ISO 13849-1
Approvals/Listings:
Reliability Data
per EN ISO 13849-1:
CE marked for all applicable directives, UL and C-UL, DGUV
B10d: 4.50E+06
Specifications are subject to change without notice.
Note: The safety contacts of the STI switches are described as normally closed (N/C)—
i.e., with the guard closed, actuator in place, and the machine able to be started.
Select models are available for Rapid Delivery.
Visit this product on www.sti.com for details.
G-176
www.sti.com/info
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