Manual
S18 Sensors – ac-Voltage Series
6 P/N 121521 
Banner Engineering Corp. • Minneapolis, MN U.S.A.
www.bannerengineering.com • Tel: 763.544.3164
Dimensions
104.1 mm* 
(4.10")
63.2 mm 
(2.49")
Yellow LED 
Output Indicator 
Green LED 
Power Indicator 
*Polarized retro and fixed-field models = 105.1 mm (4.14") 
Cabled Models
QD Models
85.3 mm* 
(3.36")
63.2 mm 
(2.49")
Yellow LED 
Output Indicator 
Green LED 
Power Indicator 
*Polarized retro and fixed-field models = 86.3 mm (3.40") 
bn
bu
bk
20-250V ac 
Load
Cabled Emitters
20-250V ac 
No connection 
rd/wh
rd/bk
rd
gn
bn
bu
20-250V ac 
All Other Cabled Models
QD Emitters 
(4-pin Micro-Style)
All Other QD Models 
(4-pin Micro-Style)
20-250V ac 
No Connection 
Load
rd/wh
rd
rd/bk
gn
Hookups







