
Model |
GL-VM28HP |
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Beam axis spacing/Lens diameter |
20 mm 0.79": ø5 ø0.197" |
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Number of beam axes |
28 |
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Total length |
560 mm 22.05" |
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Detection height |
540 mm 21.26" |
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Protection height |
585 mm 23.03" |
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Minimum detectable object size |
ø25 mm ø0.98" *1 |
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Detecting distance |
0.3 to 15 m 1.0' to 49.2' *2 |
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Effective angular aperture |
Up to ±2.5° (3 m 9.8' or above) |
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Light source |
Infrared LED (850 nm) |
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Detection mode |
ON when all beam axes received |
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Synchronization method |
Optical synchronization |
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Interference prevention function |
Interference prevention up to 2 units by series connection and switch setting |
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Control output (OSSD output) |
Output type |
Transistor output ×2 (PNP/NPN) |
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Maximum load current |
150 mA or less |
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Residual voltage (when ON) |
Up to 2.5 V (with 5 m 16.4' cable) |
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OFF voltage |
Up to 2.0 V (with 5 m 16.4' cable) |
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Leakage current |
Up to 0.8 mA |
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Maximum load capacity |
0.8 μF |
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Load wiring resistance |
Up to 2.5Ω |
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Protection circuit |
Power supply reverse connection protection, short circuit protection for each output, surge protection for each output |
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Approved standards |
EMC |
EMS |
IEC/EN61496-1, UL61496-1 |
|
EMI |
EN55011 Class A, FCC Part15B Class A, ICES-003 Class A |
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Safety |
IEC61496-1/EN61496-1, UL61496-1 (Type 4 ESPE) |
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Response time (OSSD) |
With channel 0 |
ON→OFF |
5.0 |
|
OFF→ON |
48.6 *3 |
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All blocked→ON |
55.4 *4 |
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With channel A or B |
ON→OFF |
13.7 |
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OFF→ON |
60.8 *3 |
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All blocked→ON |
79.6 *4 |
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Inputs |
Short circuit current: Approx. 3 mA |
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Power supply |
Power voltage |
24 VDC -20/+25% 10% ripple (P-P) or less, class 2 |
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Current consumption (at maximum) (mA) Indicator : Standard / Eco/ External control |
Transmitter |
87 *5 |
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Receiver |
98 *5 |
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Current consumption (at maximum) (mA) Indicator : OFF |
Transmitter |
53 *5 |
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Receiver |
59 *5 |
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Environmental resistance |
Enclosure rating |
IP65/IP67 (IEC60529) |
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Ambient light |
Incandescent lamp: 3000 lux or less, sunlight: 20,000 lux or less |
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Operating ambient temperature |
-30 to +55°C -22 to +131°F (no freezing) *6 |
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Operating relative humidity |
Up to 95%RH (no condensation) |
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Storage temperature |
-30 to +70°C -22 to +158°F (no freezing) |
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Storage relative humidity |
Up to 95% RH |
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Overvoltage category |
ll |
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Vibration resistance |
5 to 150 Hz 1G 10 cycles each in X, Y, and Z axes |
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Shock resistance |
15 G 6 ms pulses 100 times each in X, Y, and Z axes |
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Material |
Main unit case |
Aluminum alloy |
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Upper case/lower case |
PPS (GF40%) |
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Front cover |
Polycarbonate, SUS304 |
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Weight |
Transmitter |
370 g 13.06 oz |
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Receiver |
380 g 13.41 oz |
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Total |
750 g 26.47 oz |
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*1 The maximum operating speed of the detected object is 2.0 m 6.6'/s. | ||||
All PLC Direct products come with a 1-year warranty. The warranty is issued by PLC Direct. Warranty coverage commences at the date of purchase. The warranty is for mechanical defects or failures not caused by human factors including but not limited to (a) incorrect installation, (b) operating the unit in sub-optimal conditions or in scenarios not recommended by the manufacturer, (c) poor unit maintenance, etc. The warranty does not cover programming or software related issues.
If the product is eligible for PLC Direct’s warranty coverage and the customer encounters an issue with the product, we will request the item is shipped to us for diagnosis and examination. Regardless of the cause of product issues, the customer will bear responsibility for the cost of shipping the unit to PLC Direct for evaluation. Where the unit was damaged by human factors, we will offer a repair or replace quote; in cases where damage was caused by human factors, the customer is responsible for the cost of shipping the repaired/replaced unit from PLC Direct to the customer. Where the unit was not damaged by human factors but is covered by PLC Direct’s warranty, we will repair or replace the unit at our cost (or, in rare cases, refund you your purchase); in such cases, PLC Direct will bear the cost of shipping the repaired or replaced product back to the customer. It is up to PLC Direct’s discretion whether to repair, replace, or refund the customer in such cases. Diagnoses can take time to complete based on technician availability and the complexity of diagnosis.
In no event shall PLC Direct be liable for any damages except actual damages up to, but not exceeding, the amount paid to us for the product, including we shall not be liable for any consequential or indirect damages or lost profits whether or not advised of same.
PLC Direct offers free shipping worldwide. Product ship from a various warehouses worldwide based on the customer's and the product's location. The estimated delivery date on the product page is PLC Direct's best estimated assuming a US-based shipping destination.
Regardless of where the product is shipping from, PLC Direct covers all duties for US-based shipping destinations. For non-US-based shipping destinations, customers are responsible for duties as appropriate.
PLC Direct's focus is on balancing price with lead time. Some but not all products can be expedited. If you have questions about delivery ETAs, please contact our team.

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