E3Z-R81 Omron Automation, E3Z-R81 Datasheet - Page 4

• Manufacturer Part Number: E3Z-R81
• Description: Sensor; PNP; Polarized Retroreflective Sensing Mode; Photoelectric; 30 mA; 1 ms
• Manufacturer: Omron Automation
• Type: Reflectiver

Specifications of E3Z-R81

• Body Style: Rectangular
• Current, Switching: 100 mA
• Dimensions: 0.79 in. L x 0.43 in. W x 1.22 in. H
• Function: Proximity
• Indicator: Operating Indicator (Orange), Stability Indictor (Green), Emitter has Power Indicator (Orange)
• Ip Rating: IP67
• Light Source: Polarized Red LED
• Material, Body: PBT (Polybutylene Terephthalate)
• Material, Lens: Denatured Polyallylate
• Mounting Type: Bracket
• Output: PNP
• Power Consumption: 30 mA
• Primary Type: Photoelectric
• Range, Measurement: 4 m
• Response Time: 1 ms
• Sensing Mode: Retro-Reflective
• Standards: cULus Recognized, CE Marked, NEMA, IEC Approved
• Technology: Photoelectric
• Temperature, Operating: -25 to +55 °C
• Termination: Pre-Wired
• Voltage, Supply: 24 VDC
• Voltage, Switching: 26.4 VDC
• Weight: 0.7 Oz.
• Voltage Range: 12-24 VDC
• Load Rating: 100 mA @ 26.4 VDC Max.
• Lead Free Status / Rohs Status: RoHS Compliant part

Ratings and Specifications
Note: Oil-resistive Retro-reflective models have a different sensing distance than standard Retro-reflective models.
* Values in parentheses indicate the minimum required distance between the Sensor and Reflector.
Item
Sensing distance
Spot diameter
Standard sensing object
Minimum detectable
object
Differential travel
Directional angle
Light source (wavelength)
Power supply voltage
Current consumption
Control output
Protection circuits
Response time
Sensitivity adjustment
Ambient illumination
(Receiver side)
Ambient temperature range
Ambient humidity range
Insulation resistance
Dielectric strength
Vibration resistance
Shock resistance
Degree of protection
Connection method
Indicator
Weight
(packed
state)
Material
Accessories
Pre-wired cable
(2 m)
Connector
(M8, 4 pins)
Pre-wired Connector
(M8, 4 pins) (oil-re-
sistive models only)
Case
Lens
Model
Sensing method
NPN output
PNP output
15 m
Opaque: 12-mm dia. min.
Both emitter and receiver: 3 to 15°
Infrared LED (870 nm)
12 to 24 VDC±10%, ripple (p-p): 10% max.
35 mA max.
Load power supply voltage: 26.4 VDC max., Load current: 100 mA max.
Residual voltage: Load current of less than 10 mA: 1 V max.
Open collector output (NPN/PNP depending on model)
Light-ON/Dark-ON selectable
Reversed power supply polarity protec-
tion, Output short-circuit protection, and
Reversed output polarity protection
Operate or
reset: 1 ms
max.
One-turn adjuster
Incandescent lamp: 3,000 lx max.
Sunlight: 10,000 lx max.
Operating: −25 to 55°C, Storage: −40 to 70°C (with no icing or condensation)
Operating: 35% to 85%, Storage: 35% to 95% (with no condensation)
20 MΩ min. at 500 VDC
1,000 VAC, 50/60 Hz for 1 min
Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions
Destruction: 500 m/s
IP67 (IEC 60529), Oil resistive models: IP67 (IEC 60529) (in-house standards: oilproof), excluding cables and connectors
Pre-wired cable (standard length: 2 m and 0.5m), Connector (M8, 4 pins), Pre-wired Connector (M8, 4 pins) (Oil-resistive models only)
Operation indicator (orange)
Stability indicator (green)
Emitter has power indicator (orange) only.
Approx. 120 g
Approx. 30 g
Approx. 50 g
PBT (polybutylene terephthalate)
Modified polyarylate
Instruction manual (Neither Reflectors nor Mounting Brackets are provided with any of the above models.)
E3Z-T61(K)
E3Z-T81(K)
(Emitter: 15 mA max., Receiver: 20 mA max.)
E3Z-T66
E3Z-T86
Through-beam
30 m
Operate or
reset: 2 ms
max.
E3Z-T62
E3Z-T67
E3Z-T82
E3Z-T87
Load current of 10 to 100 mA: 2 V max.
2
3 times each in X, Y, and Z directions
10 m
Red LED
(660 nm)
Operate or reset: 1 ms max.
E3Z-T61A
E3Z-T66A
E3Z-T81A
E3Z-T86A
---
4 m (100
(when using E39-R1S)
3 m (100
(when using E39-R1)
Opaque: 75-mm dia. min.
2 to 10°
Red LED (660 nm)
30 mA max.
Reversed power supply polarity protection, Output short-circuit protection, Mutual in-
terference prevention, and Reversed output polarity protection
Approx. 65 g
Approx. 20 g
Approx. 30 g
Methacrylic resin
Retro-reflective with MSR function
E3Z-R61/R66
E3Z-R81/R86
mm)*
mm)*
---
---
3 m (150
(when using E39-R1S)
2 m (100
(when using E39-R1)
E3Z-R61K
E3Z-R81K
mm)*
mm)*
White paper
(100 × 100 mm):
100 mm
20% max. of setting distance
Infrared LED (860 nm)
Modified polyarylate
E3Z-D61(K)/D66
E3Z-D81(K)/D86
Diffuse-reflective
---
---
White paper
(300 × 300 mm):
1 m
E3Z-D62(K)/D67
E3Z-D82(K)/D87
E3Z
4