Datasheet

7
E2B
Note: 1. The response frequency is an average value. Measurement conditions are as follows: standard sensing object, a distance of twice the standard sensing object
between sensing objects, and a setting distance of half the sensing distance.
2. In case of ‘WP’ cable type.
Item
Size M12
Sensing
distance
Single Double
Type Shielded Unshielded Shielded Unshielded
Model E2B-M12@S02 E2B-M12@N05 E2B-M12@S04 E2B-M12@N08
Sensing distance 2 mm ± 10% 5 mm ± 10% 4 mm ± 10% 8 mm ± 10%
Setting distance 0 to 1.6 mm 0 to 4 mm 0 to 3.2 mm 0 to 6.4 mm
Differential travel 10% max. of sensing distance
Detectable object Ferrous metal (The sensing distance decreases with non-ferrous metal.)
Standard sensing object
(mild steel ST37)
12 × 12 × 1 mm 15 × 15 × 1 mm 12 × 12 × 1 mm 24 × 24 × 1 mm
Response frequency (See note 1.) 1,500 Hz 800 Hz 1,000 Hz 800 Hz
Power supply voltage 10 to 30 VDC. (including 10% ripple (p-p))
Current consumption 10 mA max.
Output type
-B models: PNP open collector
-C models: NPN open collector
Control output
Load current 200 mA max. (30 VDC max.)
Residual voltage 2 V max. (under load current of 200 mA with cable length of 2 m)
Indicator Operation indicator (Yellow LED)
Operation mode
(with sensing object approaching)
-B1/-C1 models: NO
-B2/-C2 models: NC
Protection circuit
Output reverse polarity protection, Power source circuit reverse polarity protection, Surge suppressor,
Short-circuit protection
Ambient air temperature Operation and storage : -25 to 70ºC (with no icing or condensation)
Temperature influence
±10% max. of sensing distance at 23ºC within temperature range of -10 to 55ºC
±15% max. of sensing distance at 23ºC within temperature range of -25 to 70ºC
Ambient humidity Operation and Storage: 35 to 95%
Voltage influence ±1% max. of sensing distance in 24 VDC ±15%
Insulation resistance 50 MΩ min. (at 500 VDC) between current-carrying parts and case
Dielectric strength 1,000 VAC at 50/60 Hz for 1 min between current-carrying parts and case
Vibration resistance 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y and Z directions
Shock resistance 1,000 m/s
2
, 10 times each in X, Y and Z directions
Standard and listings (1) IP67 (IEC60529) (2) EMC (EN60947-5-2)
Connecting method
Pre-wired models (standard is 4 mm dia. PVC cable with length = 2 m, 5 m).
Connector models (M12-4pin)
Weight
(packaged)
Pre-wired model Short body: Approx. 75 g, Long body: Approx. 80 g (See note 2.)
Connector model Short body: Approx. 35 g, Long body: Approx. 40 g
Material
Case Brass-nickel plated
Sensing surface PBT
Cable Standard cable is 4 mm dia. PVC.
Clamping nut Brass-nickel plated
Toothed washer Zinc-plated iron