163
Remote Terminals
Section 5-1
5-1-3
SRT
@
-OD
@@
(-1) Remote Terminals with 4, 8, or 16 Transistor
Outputs
Specifications
The following tables show the ratings and output specifications for the SRT
@
-
OD
@@
(-1).
Ratings
Item
Specification
Models
SRT1-OD04
SRT1-OD08
SRT1-OD16
SRT1-OD04-1
SRT1-OD08-1
SRT1-OD16-1
SRT2-OD04
SRT2-OD08
SRT2-OD16
SRT2-OD04-1
SRT2-OD08-1
SRT2-OD16-1
Output points
SRT
@
-OD04: 4 points (NPN)
SRT
@
-OD08: 8 points (NPN)
SRT
@
-OD16: 16 points (NPN)
SRT
@
-OD04-1: 4 points (PNP)
SRT
@
-OD08-1: 8 points (PNP)
SRT
@
-OD16-1: 16 points (PNP)
Communications mode
SRT1-OD
@@
(-1): High-speed Communications Mode
SRT2-OD
@@
(-1): High-speed Communications Mode
and Long-distance Communications
Mode
Power supply type
Multiple power supplies
Communications power
supply voltage
14 to 26.4 V DC
(Power can be supplied from the communications cable)
I/O power supply voltage
20.4 to 26.4 V DC (24 V DC
+10%
/
–15%
)
I/O power supply current
SRT
@
-OD04 and SRT
@
-OD04-1: 1 A max.
SRT
@
-OD08 and SRT
@
-OD08-1: 1 A max.
Current consumption
(See note.)
Communications power: 50 mA max. at 24 V DC
Noise immunity
±
1.5 kVp-p with a pulse width of 0.1 to 1
µ
s and a rise
time of 1 ns (via impulse noise simulator)
Vibration resistance
10 to 55 Hz, 1.0-mm double amplitude
Shock resistance
Malfunction: 200 m/s
2
Dielectric strength
500 V AC (between insulated circuits)
Ambient temperature
Operating: 0 to 55
°
C (with no icing or condensation)
Storage: –20 to 65
°
C (with no icing or condensation)
Ambient humidity
Operating: 35% to 85% (with no condensation)
Storage: 20% to 85% (with no condensation)
Operating environment
No corrosive gases
Mounting method
M4 screws or 35-mm DIN track mounting
Mounting strength
Pulling: 50 N
Tightening: 1.5 N • m
Terminal strength
Pulling: 50 N
Tightening: 0.6 to 1.18 N • m