SRT1-jD08S
SRT1-jD08S
51
Characteristics
Communications
power supply
voltage (see note 1)
14 to 26.4 VDC
Current consumption (see note 2)
50 mA max. at 24 VDC
Connection method
Multi-drop method and T
-branch method
Secondary branches cannot be connected to T
-branch lines.
Dielectric strength
500 V
AC for 1 min (1-mA sensing current between insulated circuits)
Noise immunity
Power supply normal:
±
600 V for 10 minutes with a pulse width of 100 ns to 1
µs
Power supply common:
±
1,500 V for 10 minutes with a pulse width of 100 ns to 1
µs
V
ibration resistance
10 to 55 Hz, 1.5-mm double amplitude
Shock resistance
Malfunction:
200 m/s
2
Destruction:
300 m/s
2
Mounting method
M4 screw mounting or 35-mm DIN track mounting
Mounting strength
No damage when 50 N pull load was applied for 10 s in all directions (except the DIN track
directions and a pulling force of 10 N
T
erminal strength
No damage when 50 N pull load was applied for 10 s in all directions
T
ighten each screw to a torque of 0.6 to 1.18 N
S
m
Ambient temperature
Operating: 0°
C to 55
°
C (with no icing or condensation)
Storage: –20°
C to 65
°
C (with no icing or condensation)
Ambient humidity
Operating:
35% to 85%
Weight SR
T1-ID08S/OD08S: 100 g max., SR
T1-ND08S: 80 g max.
Note: 1.
The communications power supply voltage must be 20.4 to 26.4 VDC if the Unit is connected to 2-wired proximity sensors.
2. The
above current consumption is a
value with all the points turned OFF excluding the current consumption of the sensor connected
to
the Sensor T
erminal.
External Sensor Power Supply
Power
supply voltage 13.5 to 26.4 VDC
Current consumption
500 mA max. in total
Nomenclature
SRT1-ID08S
SRT1-ND08S
CompoBus/S Terminals
Connect the CompoBus/S com
-
munications cable.
Sensor T
erminal
I/O Connectors
Connect the
cables from the
sensors here.
I/O Indicators
Indicate the status of each point.
(Lit when the input or output is ON.)
The SR
T1-ID08S has 8 input indi
-
cators and the SR
T1-ND08S has 4
input indicators and 4 output indica
-
tors.
DIP Switch
The DIP switch’
s pins have the
following functions:
Pins 1 to 4: Node number setting
Pin 5: Reserved (Always OFF.)
Pin 6: Hold/clear outputs for com
-
munications error
DIN T
rack Mounting Hook
Used when mounting the Unit
to a DIN track.
CompoBus/S Indicators
Indicate the operating status of the Slave and the status
of communications.
Mounting Screw Holes
Used when screwing the Unit to
a control panel.
Indicators
PWR
COMM
ERR
IN0 to 3
IN0 to 7
OUT0 to 3
Communications Power
Supply T
erminals
Connect the communica
-
tions power supply
.
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