SG 2 Series0 pages

SPACEGUARD ™ SERIES

SG 2

Description
ᔢ

0-4 m sensing range

ᔢ

94 cross scanning beams

ᔢ

Active height of 1800 mm

ᔢ

Detector length 2000 mm or 2100 mm

ᔢ

Flexible cable connection

ᔢ

Automatic sensitivity adjustment

ᔢ

Slim line (10x28 mm) detector housing

ᔢ

Power, output and signal status indicators

ᔢ

12-36 V dc supply voltage

ᔢ

Blanking function of up to 10 channels

ᔢ

5 wire, solid state relay output

ᔢ

Test input

ᔢ

Light/dark function via wire connection

The SG 2 light curtain system is designed for modernisation of elevator

The advanced automatic signal-tracking (AST) feature ensures that no

doors and consists of a self-contained transmitter detector, SGT and

onsite set up or adjustments are required. The signal level of each

receiver detector, SGR, which are to be positioned opposite of each

individual

other. The detectors are housed in an aluminium profile available in a slim

misalignment and contamination during operation. Transmitter and

line design (10 x 28 mm).

receiver detectors are optically synchronised. The system can be used

channel

is

adjusted

automatically

compensating

for

both in static and dynamic applications.

The SGR is supplied with a 12-36 V dc power supply with a 5 wire, solid
state relay output and with wire selectable light or dark function. The test

The special blanking function allows up to 10 top channels to be ignored

input in the SGT may be used for either disabling or enabling the

when covered/masked during set up. This feature allows the active

transmitting power temporarily for test purposes.

height to be reduced for applications which do not allow the full detection
height.

The detectors are available with time-out function which allows up to
2 non-adjacent channels to be ignored if permanently obstructed for

Both the transmitter and receiver detectors are protected against reverse

10 seconds or more.

polarity of power supplies, control input and output signals. The output is
also protected against short circuit and inductive loads.

Technical Data
SGT

SGR

Supply voltage

12-36 V dc

Current consumption
Output rating

Max. 100 mA

Short circuit protected

50 mA

–

Solid state

200 mA

–

Yes

Reverse polarity protected

Yes

Light source

Infrared (940 nm)

–

Number of channels (diodes per detector)

20

Number of cross scanning beams

94

Active height

1800 mm
Between Ch 1 and Ch 19: 92 mm

Channel spacing

Between Ch 19 and Ch 20: 138 mm
Bottom spacing to Ch 1

25 mm

Pinch point beam spacing

46 mm

Response time

–

Power on indicator

< 40 ms
Green LED

Output indicator

–

System status indicator

–

Time-out function
Housing dimensions (w x d)
Housing material

Red LED
Up to 2 non-adjacent channels

Slim Line

A

10 x 28 mm

Profile

Aluminium (natural anodised)

Lens cover

Polycarbonate

Connection
Cable, PVC Ø 4,1 mm

Yellow LED

3 m fixed flexible cable
3 x 0,14 mm2

WWW.TELCOSENSORS.COM

5 x 0,14 mm2

SELF-CONTAINED LIGHT CURTAIN SYSTEMS

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