Keyence SZ-04M /SZ04M Safety Laser Scanner 24VDC

Model

SZ-04M

Type

Multi-function type

Detection
capability

Minimum detectable object size

Diameter 30 mm 1.18"/40 mm 1.58", 50 mm 1.97", 70 mm 2.76", 150 mm 5.91" (depends on the setting)
Reflectance 1.8% min., Speed 1.6 m/s 5.25 ft/s max.

Detectable angle

270° (-45° to 225°)

Response time
(ON to OFF)

General scan cycle (Scan cycle A)

60 ms (2 scans) to 480 ms (16 scans)

Specific scan cycle (Scan cycle B)

66 ms (2 scans) to 528 ms (16 scans)

Response time
(OFF to ON)

General scan cycle (Scan cycle A)

Response time of ON to OFF +125 ms

Specific scan cycle (Scan cycle B)

Max.
protection
zone

Minimum detectable object size: 70 mm 2.76"/150 mm 5.91"

4.2 m 13.78' (-5° to 185°), 2.8 m 9.19' (-45° to -5°, 185° to 225°)

Minimum detectable object size: 50 mm 1.97"

3.0 m 9.84' (-5° to 185°), 2.0 m 6.56' (-45° to -5°, 185° to 225°)

Minimum detectable object size: 40 mm 1.58"

2.4 m 7.87' (-5° to 185°), 1.6 m 5.25' (-45° to -5°, 185° to 225°)

Minimum detectable object size: 30 mm 1.18"

1.8 m 5.91' (-5° to 185°), 1.2 m 3.94' (-45° to -5°, 185° to 225°)

Max.
warning zone
(non safety
related)

Minimum detectable object size: 70 mm 2.76"/150 mm 5.91"

10.0 m 32.18' (-5° to 185°), 7.0 m 22.97' (-45° to -5°, 185° to 225°)*1

Minimum detectable object size: 50 mm 1.97"

7.5 m 24.61' (-5° to 185°), 5.0 m 16.4' (-45° to -5°, 185° to 225°)*1

Minimum detectable object size: 40 mm 1.58"

6.0 m 19.69' (-5° to 185°), 4.0 m 13.12' (-45° to -5°, 185° to 225°)*1

Minimum detectable object size: 30 mm 1.18"

4.5 m 14.76' (-5° to 185°), 3.0 m 9.84' (-45° to -5°, 185° to 225°)*1

Additional safety distance

100 mm 3.94"*2

Light source

Type, wavelength

Infrared laser diode, 905 nm

Laser class

Class 1 Laser Product (IEC 60825-1, FDA (CDRH) Part 1040.10 *3)

OSSD output

Output

PNP or NPN (Selectable according to the connector cable)
4 outputs

Max. load current

500 mA*4

Residual voltage (during ON)

Max. 2.5 V (with a cable length of 5 m 16.4')

OFF-state voltage

Max. 2.0 V (with a cable length of 5 m 16.4')

Leakage current

Max. 1 mA*5

Max. capacitive load

2.2 µF (with a load resistance of 100Ω)

Load wiring resistance

Max. 2.5Ω*6

Input
(safety-related)

Input resistance

4.4 kΩ (for Input 1, 3, 4, and 5)
2.2 kΩ (for Input 2 and 6)

Non
safety-related
output
(AUX output)

Output

PNP/NPN totem pole output
6 outputs

Max. load current

50 mA

Residual voltage (during ON)

Max. 2.5 V (with a cable length of 5 m 16.4')

Muting lamp
output

(AUX6 output can be assigned for the
muting lamp output)

Can be connected to the
incandescent lamp
(24 V DC, 1 to 5.5 W) and LED
lamp (load current 10 to 230 mA)

Cable length

30 m 98.43' or less *7

Approved
standards

EMC

EMS

IEC61496-1, EN61496-1, UL 61496-1

EMI

EN55011 Class A, FCC Part15B Class A

Safety

IEC61496-1, EN61496-1, UL 61496-1 (Type 3 ESPE), IEC61496-3, EN61496-3 (Type 3 AOPDDR)
IEC61508, EN61508, IEC62061, EN62061 (SIL2), EN ISO13849-1:2015 (PL d, Category 3) UL508, UL1998

Rating

Power voltage

When using a converter power supply: 24 VDC ±10 %, Ripple (P-P) 10 % or less
When using a battery: 24 VDC +20 %/-30 %

Power consumption

Max. 9.5 W (without load)
Max. 50 W (with load)

Environmental resistance

Enclosure rating

IP65 (IEC60529)*8

Ambient light

Incandescent lamp: 1,500 lux or less*9

Operating ambient temperature

-10 to +50 °C 14 to 122 °F (No freezing)

Storage temperature

-25 to +60 °C -13 to 140 °F (No freezing)

Operating relative humidity

35 to 85 % RH (No condensation)

Storage relative humidity

35 to 95 % RH

Vibration resistance

10 to 55 Hz, Double amplitude 0.7 mm 0.03", 20 sweeps in each of the X, Y, and Z directions

Shock resistance

100 m/s2 (Approx. 10 G), 16 ms pulse, 1,000 times in each of the X, Y, and Z directions

Material

Main unit case

Aluminum die casting, SPHC (Bottom)

Window

Polycarbonate

Weight

Approx. 1.6 kg