ES-6371 Rev.6
SML
Single Loop Controller Series
REMOTE I/O MODULE
(for NestBus use)
Functions & Features
• Remote I/O module for the NestBus use
• Plugin hardware
• Twisted-pair cable transmission
• Removable terminal block
• Self-diagnostics
• Monitor LED provided for contact I/O modules
MODEL: SML–[1]-[2][3]
ORDERING INFORMATION
• Code number: SML-[1]-[2][3]
Specify a code from below for each of [1] through [3].
(e.g. SML-A4-K)
[1] I/O SECTION
A4
: Di 8 points
C7
: Do 8 points (photo MOSFET relay)
C8
: Do 8 points (relay)
E5
: Di 4 + Do 4 points (relay)
G3
: Ai 8 points
G4
: Ai 4 points
M4
: Ao 4 points
P4
: Pi 4 points
R2
: Ai 2 points (isolated between chs)
+ Ao 2 points (isolated between chs, current output)
(power input code K, L not selectable)
R3
: Ai 4 + Ao 4 points
S5
: Ai 4 + Di 4 points
S6
: Ao 4 + Do 4 points (relay)
[2] POWER INPUT
AC Power
M2
: 100 – 240 V AC (Operational voltage range 85 – 264 V, 47 – 66 Hz)
(Selectable only for SML-R2)
K
: 85 – 132 V AC (Operational voltage range 85 – 132 V, 50 – 60 Hz)
L
: 170 – 264 V AC (Operational voltage range 170 – 264 V, 50 - 60 Hz)
DC Power
R
: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
[3] OPTIONS
Lowpass Filter
(only for SML-P4)
blank
: Without
/LF
: With
RELATED PRODUCTS
• Loop configuration builder software (model: SFEW3E)
Builder software downloadable at our web site.
A dedicated cable is required to connect the module to the PC. Please refer to the users manual for the Builder software for applicable cable types.
GENERAL SPECIFICATIONS
Construction
: Plug-in
Connection
I/O signal,
Power input
: M3.5 screw terminals (torque 0.8 N·m)
NestBus, RUN contact output
: Euro type connector terminal
Applicable wire size
: 0.2 to 2.5 mm
2
, stripped length 7 mm
Screw terminal:
Chromated steel
Housing material
: Flame-resistant resin (black)
Isolation
:
I/O selection codes other than R2
: NestBus to I/O to RUN contact output to power to FG
R2
: NestBus to input 1 to input 2 to output 1 to output 2 to RUN contact output to power to FG
Power indicator
: Red LED turns on when power is supplied.
RUN indicator
: Red LED turns on when data are transmitted to the NestBus.
■
RUN Output
: Contact opens in an abnormality.
Rating
: 100 V AC @ 0.5A (cos ø = 1)
30 V DC @ 0.5 A (resistive load)
Maximum switching voltage
: 250 V AC or 220 V DC
Maximum switching power
: 62.5 VA or 60 W
Minimum load
: 10 mV DC @ 1 mA
Mechanical life
: 5 x 10
7
cycles
NestBus
Configuration
: Bus type multi-drop
Standard
: Conforms to TIA/EIA-485-A
Transfer rate
: 19.2 kbps
Protocol
: NestBus (our own protocol)
Max. transmission distance
: 1 kilometer
Transmission media
:
Shielded twisted-pair cable (CPEV-S 0.9 dia.)
Terminating resistor
: Incorporated
Card No. adjustment
: Rotary switch; 0 - F (16)
INSTALLATION
Power consumption
•
AC
I/O selection codes other than R2:
Approx. 6 VA
R2:
Approx. 5 VA at 100 V AC
Approx. 7 VA at 200 V AC
Approx. 8 VA at 264 V AC
•
DC
: Approx. 3 W (125 mA)
Operating temperature
: -5 to +55°C (23 to 131°F)
Operating humidity
: 30 to 90 %RH (non-condensing)
Mounting
: Surface or DIN rail
Work area
: 170 mm (6.7") min. from the mounting surface required
Weight
I/O selection codes other than R2
: Approx. 400 g (0.88 lb)
R2
: Approx. 500 g (1.10 lb)
PERFORMANCE
Permissible power failure duration
: ≤ 20 ms
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
I/O selection codes other than R2
: 1500 V AC @ 1 minute
(NestBus to I/O to RUN contact output to power to FG)
R2
: 1500 V AC @ 1 minute
(NestBus to input 1 to input 2 to output 1 to output 2 to RUN contact output to power to FG)
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM