MLFB
Designation
3TK2810-1KA41-0AA0
Speed monitor 110 to 240 V AC/DC screw-type terminal;
for use with Namur sensors
3TK2810-1KA42-0AA0
Speed monitor 110 to 240 V AC/DC spring-loaded terminal;
for use with Namur sensors
Design of the 3TK2810-1 speed monitor
Front view
No. Meaning
23
24
25
ST
T4 MAG
13
14
15
RF1 T3 RF2
E1
U
E2 EA2 T2
P2
110-240V
AC/DC
DEVICE
13/14
23/24
SF
A2-
A1+
GND EA1 T1
P1
①
Removable terminal block D
②
Removable terminal block C
③
Display LEDs
④
Display
⑤
Label
⑥
Buttons for menu navigation
⑦
Removable terminal block A
⑧
Removable terminal block B
Terminal designations of the 3TK2810-1 speed monitor
Terminal
Function
A1
24 V DC or 110 - 240 V AC/DC power supply
A2
Chassis ground/N
23/24
Safety-related output. Closed if speed is within permissible window
or power-up override time is running
13/14
Safety-related output. Closed if speed < speed limit or setup mode
has been selected (via EA1 and EA2)
15
Standstill signaling output
25
Speed signaling output
T1
Test signal channel 1
T2
Test signal channel 2
T3
Test signal channel 3
T4
Test signal channel 4
Product description
3.3 Basic versions
3TK2810-1 safety-related speed monitor
Equipment Manual, 05/2020, NEB926246402000/RS-AE/007
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