Instruction manual

Bulletin 700-N
Industrial Relays
9-132
www.ab.com/catalogs Preferred availability cat. nos. are b
bold
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Publication A117-CA001A-EN-P
Accessories
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Bulletin 700-NT Pneumatic Timing Unit
Description
Timed
Contacts
Contact
Arrangement
Open Type
N.O. N.C.
Cat. No.
Timing Unit Only
(for Bulletin 700-N, 2…4-pole)
11
ON-Delay mode is
standard. Timer is
easily converted to
OFF-Delay mode.
700-NT
Cat. No. 700-NT
Bulletin 852S Solid-State Timing Unit for Mounting on Bulletin 700-N Relays1
(Supplied as On-Delay. Easily Converted to Off-Delay Mode) Input: 110V/50 Hz, 120V/60 Hz; Output: NEMA B300, Sealed Contacts
Timing Unit with Self-Contained Potentiometer
Minimum Time [s] Minimum Time [s]
Cat. No.
0.1 5.0
852S-NSA
0.5 30.0
852S-NSB
1.0 60.0
852S-NSC
Timing Unit Only External Potentiometer
Minimum Time [s] Maximum Time [s]
Cat. No. Resistance Cat. No.
0.1
0.21
 852S-A
15 kΩ
800T-U34
0.35
25 kΩ
800T-U37
0.70
50 kΩ
800T-U41
1.10
75 kΩ
800T-U46
1.50
100 kΩ
800T-U49
2.10
150 kΩ
800T-U50
5.6
400 kΩ
800T-U54
7.0
500 kΩ
800T-U55
14.0
1 MΩ
800T-U57
29.0
2 MΩ
800T-U59
1.0
2.0
852S-C
50 kΩ
800T-U41
4.0
100 kΩ
800T-U49
8.0
200 kΩ
800T-U51
16.0
400 kΩ
800T-U54
32.0
800 kΩ
800T-U56
40.0
1 MΩ
800T-U57
80.0
2 MΩ
800T-U59
120.0
3 MΩ
800T-U62
160.0
4 MΩ
800T-U64
1 The maximium time is fixed by component characteristics and may be up to 70% greater than listed
 These timing relays require an external potentiometer. To order an external potentiometer, refer to right side of table.