Namco Controls ET120, ET220, ET320 Catalog Page
12mm
2mm (Shielded) and 4mm (Unshielded) Sensing Ranges
Connector Circuit Housing Housing Shielded Unshielded Load Current Voltage Frequency Circuit
Type Description Material Length Model No. Model No. Current
AC 80-250V Metal
3-pin Micro 2W, AC, NO Metal 73mm ET320-22420 ET320-23420 200mA <2.5mA <11 VAC 25Hz 25Hz no
3-pin Micro 2W, AC, NO Metal 86mm ET120-22420 ET120-23420 200mA <2.5mA <11 VAC 25Hz 25Hz no
6.6' Cable 2W, AC, NO Metal 54mm ET320-22410 ET320-23410 200mA <2.5mA <11 VAC 25Hz 25Hz no
6.6' Cable 2W, AC, NO Metal 78mm ET120-22410 ET120-23410 200mA <2.5mA <11 VAC 25Hz 25Hz no
Proximity Sensors
AC 80-250V Plastic
6.6' Cable 2W, AC, NO Plastic 54mm ET320-42410 ET320-43410 200mA <2.5mA <11 VAC 25Hz 25Hz no
6.6' Cable 2W, AC, NO Plastic 75mm ET220-22410 ET220-23410 200mA <2.5mA <11 VAC 25Hz 25Hz no
* Across conducting sensor
▲
Consult factory for normally closed model availability.
Inductive Tubular
Threaded Barrel
AC
Maximum Leakage Maximum Switching Short
@220 VAC
Drop*
Shielded Unshielded
Protected
38
Accessories: see pages 84-87.
Protected by the
Lifetime Replacement Program
Namco • 2013 West Meeting Street • Lancaster, SC 29720 • 1-803-286-8491 • FAX: 1-800-678-6263
Common Sensor Characteristics
AD
Micro 2-Wire AC N.O.
OAD
1
ND
12mm DIAMETER AC SENSORS
Shielded Sensing Range (±10%) 2mm
Unshielded Sensing Range (±10%) 4mm
Standard Target 12x12x1mm (mild steel)
Repeatability ± 2%
Hysteresis 3-8% (typ.); 15% (max.)
Temperature Drift (max.) ±15%
Ambient Temperature Range -13°F to +158°F
Reverse Polarity Protected yes
NEMA Enclosure Type
Metal 1, 3, 4, 6, 13
Plastic 1, 3, 4, 4x, 6, 13
LED Indicator red = target
Metal Housings Chrome Plated Brass
Plastic Housings Ultradur®
Cable Type PVC
Shipping Weight Connector model: 4 oz.
Cable model: 9 oz.
Dimensional Drawings
MICRO CONNECTOR MODELS
1.46" (37.0)
Shielded
1.02" (26.0)
Unshielded
2.87"
(73.0)
1.97" (50.0)
Shielded
1.69" (43.0)
Unshielded
CABLE MODELS
1.97" (50.0)
Metal Shielded
Plastic Shielded & Unshielded
3.38"
(86.0)
12mm-AC
Body threads = M12x1
LED
LED
Proximity Sensors
Circuit Drawings
MICRO CONNECTOR MODELS
2 Wire AC N.O.
1
2
3
CABLE MODELS
2 Wire AC N.O.
AC
N.O.
Male view shown
GND
L1
N.O. LO
Brown
Blue
Green/Yellow
1.69" (43.0)
Metal Unshielded
2.13"
(54.0)
2.13" (54.0)
Metal Shielded
1.85" (47.0)
Metal Unshielded
Plastic - Shielded or Unshielded
L
L
2.13"
(54.0)
3.07"
(78.0)
LED
LED
G
2.95"
(75.0)
LED
2013 West Meeting Street • Lancaster, SC 29720
1-803-286-8491 • FAX: 1-800-678-6263
www.namcocontrols.com
For technical assistance, call 1-800-NAMTECH
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