ES-6782 Rev.3
DAL4
Multiplex Transmission System
REPEATER
(SIN-NET, M-Bus use)
Functions & Features
• Extending No. of field devices and transmission distance for DLA1, DLA2
• Branching
• Transmission media conversion (twisted-pair from/to fiber optics)
• Repeater circuit incorporated in each port
Typical Applications
• Exceeding 1 kilometer (3280 ft) distance with DLA1 or DLA2
• Using more than 16 DLA1 or DLA2 units
MODEL: DAL4-[1]-[2]
ORDERING INFORMATION
• Code number: DAL4–[1]-[2]
Specify a code from below for each of [1] and [2].
(e.g. DAL4-1-M2)
[1] CABLE & PORT TYPE
1
: Twisted-pair cable, 3 ports
2
: Fiber optics (PCF), 2 ports + Twisted-pair cable, 1 port
5
: Fiber optics (GI-850 nm), 1 port + Twisted-pair cable, 1 port
7
: Fiber optics (GI-850 nm), 1 port + Twisted-pair cable, 1 port
[2] POWER INPUT
AC Power
M2
: 100 – 240 V AC (Operational voltage range 85 – 264 V,
47 – 66 Hz)
DC Power
R
: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
RELATED PRODUCTS
• Standard multi-transmission unit (model: DLA1)
• Remote I/O unit (model: DLA2)
• Multi-transmission module (model: 22LA1)
• SIN-NET interface module (model: D3-NS1)
• Telemetering interface module (model: D3-NS2)
• Remote I/O interface module (model: D3-NS3)
• Lightning surge protector (model: MDP-DM3)
APPLICABLE NETWORK
SIN-NET, M-Bus
GENERAL SPECIFICATIONS
Construction
: Stand-alone; terminal access at the front
Connection
Twisted-pair cable & power input
: M3.5 screw terminals (torque 0.8 N·m)
Optical fiber
: Connector
Screw terminal
: Nickel-plated steel
Housing material
: Flame-resistant resin (black)
Isolation
: PORT-A to PORT-B to PORT-C to power to FG
COMMUNICATION
■
TWISTED-PAIR CABLE
Cable
: CPEV-0.9 dia.
Transmission Distance
: 1 kilometer max. with 16 field units; 2 kilometers max. between two DAL4
■
FIBER OPTICS CABLE
• PCF
Transmission distance:
1 kilometer max.
Link:
JIS F07 connector
Applicable fiber HC-20/07 (SUMITOMO):
Core/clad dia. 200/230 µm
Max. loss 11 dB
*1
•
GI-850 nm (DAL4-5)
Transmission distance:
2.5 kilometers max.
Connector:
JIS F01 connector
Applicable fiber:
Core/clad dia. 50/125 µm
Max. loss 7 dB
*1
•
GI-850 nm (DAL4-7)
Transmission distance:
4 kilometers max.
Connector:
JIS F01 connector
Applicable fiber:
Core/clad dia. 50/125 µm
Max. loss 12 dB
*1
*1. Total of connection and transmission loss.
INSTALLATION
Power consumption
•
AC
:
Approx. 11 VA
•
DC
: Approx. 250 mA
Operating temperature
: -5 to +55°C (23 to 131°F)
Operating humidity
: 30 to 90 %RH (non-condensing)
Mounting
: Surface or DIN rail
Weight
: 300 g (0.66 lb)
PERFORMANCE
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
: 1500 V AC @ 1 minute
(PORT-A to PORT-B to PORT-C to power to FG)
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
■DAL4-1
■DAL4-2
■DAL4-5, 7
MOUNTING REQUIREMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
LIGHTNING SURGE PROTECTION