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6
Commissioning
6.1
Alignment
8026846.1LP5/2024-05-06 | SICK
Subject to change without notice
Table 12: AC/DC Relay
GTB20x-
Power off
RC1
BN
BU
WH
BK
GY
SD1
BN
BU
GY
BK
WH
Output current I
= 4 A @ 250 V AC
max
4 A @ 24 V DC
0.11 A @ 250 V DC
UL:
4 A @ 250 V AC, general use
4 A @ 250 V AC, resistive (N/O)
3 A @ 250 V AC, resistive (N/C)
4 A @ 24 V DC, N/O, general use
3 A @ 24 V DC, N/C, general use
R300/B300 (N/O contacts only)
NOTE
In the UL statement, the terms "N/O and "N/C" are used to denote the status of the
relay switch when the sensor is not powered on.
GTB20G: Visible red light: Align the sensor with the object. Select the position so that
the red emitted light beam hits the center of the object. You must ensure that the
optical opening (front screen) of the sensor is completely clean and not covered [see
figure
4].
OPERATING INSTRUCTIONS
Relay
BN
L
L
BU
N
N
WH
BK
GY
BN
L
L
BU
N
N
GY
BK
WH
O P E R A T I N G I N S T R U C T I O N S | GTB20
BN
L
BU
N
WH
BK
GY
BN
L
BU
N
GY
en
BK
WH
37
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