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Instantaneous auxiliary contact blocks (for use in normal operation environments)
4
Number of Contacts Max. Number per Device (clip-on mounting) Termination Type Contact Composition Catalog Number
Front Left Side Only N.O. N.C.
2 0 LADN20
2 1
– Screw Clamp 1 1 LADN11
0 2 LADN02
2 0 LADN203
2 1
–
Spring Terminal
1
1
LADN113
0 2 LADN023
2 0 LAD8N20
2 –
1 (not for DC devices) Screw Clamp
1
1
LAD8N11
0 2 LAD8N02
4 0 LADN40
3 1 LADN31
4 1
–
Screw Clamp
2
2
LADN22
1 3 LADN13
0 4 LADN04
4 0 LADN403
3 1 LADN313
4 1
–
Spring Terminal
2
2
LADN223
1 3 LADN133
0 4 LADN043
4 1
–
Screw Clamp
2
2
LADC22 (4)
4 1
–
Spring Terminal
2
2
LADC223 (4)
Instantaneous auxiliary contact blocks with dust and damp protected contacts (for use in particularly harsh industrial environments)
Number
of Contacts
Max. Number per Device
Front Mounting
Contact Composition
Sealed
(1)
Normal
N.O. N.C. N.O. N.C.
Catalog Number
2 – – – – LA1DX20
2 1
– 2 – – –
LA1DX02
4 1
(1) Grounding terminal points (2 terminals jumpered together)
2 – 2 – – LA1DY20
2 – – 2 – LA1DZ40
2 – – 1 1 LA1DZ31
Time delay auxiliary contact blocks
Number and Type Max. Number per Device Time Delay Type Termination Type Range Catalog Number
of Contacts
Front Mounting
1 N.C. and 1 N.O.
1 N.C. and 1 N.O.
1
1
On-Delay
On-Delay
screw clamp
spring terminal
0.1 to 3 sec. (2) LADT0
0.1 to 30 sec. LADT2
10 to 180 sec. LADT4
1 to 30 sec. (3) LADS2
0.1 to 3 sec. (2) LADT03
0.1 to 30 sec. LADT23
10 to 180 sec. LADT43
1 to 30 sec. (3) LADS23
0.1 to 3 sec. (2) LADR0
1 N.C. and 1 N.O. 1
Off-Delay
screw clamp 0.1 to 30 sec. LADR2
10 to 180 sec. LADR4
0.1 to 3 sec. (2) LADR03
1 N.C. and 1 N.O. 1
Off-Delay
spring terminal 0.1 to 30 sec. LADR23
(2) With extended scale from 0.1 to 0.6 s.
(3) With switching time of 40 ms ± 15 ms between opening of the N.C. contact and closing of the N.O. contact.
(4) Includes 1 N.O. & 1 N.C. overlapping contact
10 to 180 sec. LADR43
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