20

Ordering Information

Standard Units

•Specify an operator or lens color code in the Part No.

•Black, green, and red buttons are included with flush push-

buttons.

•Terminal covers, nameplates, and accessories are ordered

separately.

Terminal Cover

•When a terminal cover is required, order an applicable

terminal cover referring to page 67.

ø30 Series Pushbuttons

ABN2 11 R - MAU

Optional contact

MAU: Gold-plated silver contact

Button color code

Contact arrangement code

10: 1NO

01: 1NC

11: 1NO-1NC

20: 2NO

02: 2NC

22: 2NO-2NC

40: 4NO

04: 4NC

13: 1NO-3NC

31: 3NO-1NC

30: 3NO

03: 3NC

12: 1NO-2NC

21: 2NO-1NC

Note:

•Mushroom pull ATN23 can have a maximum of two contact

blocks.

•Mushroom push-pull return ATN22 cannot have only NO or only

NC contacts.

•No other contact configurations are available for square twin

UWQN1 than those specified in this catalog.

ø30 Series Pilot Lights

APN1 116 D R

Note:

•LED lamps cannot be used on 480V AC transformers.

Lens color code

Operating voltage code

ø30 Series Illuminated Pushbuttons

ALFN2 126 13 D N R - MAU

Note:

•Illuminated pushbuttons cannot have an odd number of contact

blocks, such as 1NO, 1NC, 3NO, 2NO-1NC, 1NO-2NC, and 3NC.

Optional contact

MAU: Gold-plated silver contact

Lens color code

Contact arrangement code

11: 1NO-1NC

20: 2NO

02: 2NC

31: 3NO-1NC

22: 2NO-2NC

13: 1NO-3NC

40: 4NO

04: 4NC

Operating voltage code

The Part No. development charts shown below can be used to specify switches and pilot lights other than those listed on the

following pages. Gold-plated silver contacts are also available.

(14/03/18)