ES-7796-E Rev.3

R7K4DH-1-DAC32A

Remote I/O R7K4D Series

HI-SPEED LINK SYSTEM I/O MODULE

(PNP discrete input & NPN transistor output, 16 points each,
e-CON connector, HLS use)
Functions & Features
• 16 points PNP discrete input & 16 points NPN transistor output module for HLS
HLS is the abbreviation for “Hi-speed Link System” of Step Technica Co., Ltd.

MODEL: R7K4DH–1–DAC32A-R[1]

ORDERING INFORMATION

• Code number: R7K4DH-1-DAC32A-R[1]
Specify a code from below for [1].
(e.g. R7K4DH-1-DAC32A-R/H/Q)
• Specify the specification for option code /Q
(e.g. /C01)

TERMINAL BLOCK

1: Tension clamp terminal block for power supply
RJ-45 Modular jack for communication
e-CON connector for I/O

I/O TYPE

DAC32A: PNP discrete input &
NPN transistor output, 16 points each

POWER INPUT

DC Power
R: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)

[1] OPTIONS (multiple selections)

Communication Mode
blank: Full-duplex
/H: Half-duplex
Other Options
blank: none
/Q: Option other than the above (specify the specification)

SPECIFICATIONS OF OPTION: Q

COATING (For the detail, refer to our web site.)
/C01: Silicone coating
/C02: Polyurethane coating
/C03: Rubber coating

GENERAL SPECIFICATIONS

Connection
HLS: RJ-45 Modular Jack
Power & Sensor excitation: Separable screwless spring
terminal
I/O: e-CON connector
Housing material: Flame-resistant resin (gray)
Isolation: Input or output or sensor excitation to HLS to power to FE
Output at the loss of communication:
Output hold (*), Output clear
Selectable with the front DIP SW
(*) factory default setting
Status indicator LED: Power (green) turns on while the power is supplied.
Discrete I/O status indicator LED: Red LED turns on with I/O ON

HLS COMMUNICATION

Communication mode: Full-duplex or half-duplex
Network cable
Shielded cable:
Full-duplex communication:
ZHY262PS and ZHT262PS (Shinko Seisen Industry Co., Ltd.)
Half-duplex communication:
ZHY221PS (Shinko Seisen Industry Co., Ltd.)
Dual shielded cable:
ZHY262PBA (Shinko Seisen Industry Co., Ltd.)
Transmission distance:
12 Mbps: 100 meters (328 ft)
6 Mbps: 200 meters (656 ft)
3 Mbps: 300 meters (984 ft)
(Configurable with DIP SW; factory setting: 12 Mbps)
Terminating resistor: Built-in (Selected with the DIP SW; factory setting: disabled)
Status indicator: Run LED on in normal communication
Station address: Set with rotary switch
(Refer to the instruction manual for details.)

INPUT SPECIFICATIONS

Common: Negative common (PNP) per 16 points
Maximum inputs applicable at once: No limit (at 24V DC)
Sensor excitation: 24 V DC ±10 %; ripple 5 %p-p max.,
≤ 2 A (including discrete input load charge); rated current 8 A
ON voltage / current: ≥ 15 V DC (X0 through XF to GND) / ≥ 3.5 mA
OFF voltage / current: ≤ 5 V DC (X0 through XF to GND) / ≤ 1 mA
Input current: ≤ 5.5 mA per point at 24 V DC
Input resistance: Approx. 4.4 kΩ
ON delay: ≤ 0.5 msec.
OFF delay: ≤ 0.5 msec.

OUTPUT SPECIFICATIONS

Common: Negative common (NPN) per 16 points
Maximum outputs applicable at once: No limit (at 24 V DC)
Sensor Excitation: 24 V DC ±10 %, ripple 5 %p-p max.,
≤ 2 A (including discrete output load charge); rated current 8 A
Rated output current: 0.1 A per point, 1.6 A per common
Residual voltage: ≤ 1.2 V
Leakage current: ≤ 0.1 mA
ON delay: ≤ 0.2 msec.
OFF delay: ≤ 0.5 msec.
Overload current protection function: Limits the current value when overcurrent is detected
Overheat protection function: Turns OFF the outputs when overheat is detected
(When driving an inductive load, connect a diode in parallel with the load.)

INSTALLATION

Current consumption
•DC: Approx. 95 mA (rated current 8 A)
Operating temperature: -10 to +55°C (14 to 131°F)
Storage temperature: -20 to +65°C (-4 to +149°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Atmosphere: No corrosive gas or heavy dust
Mounting: Surface or DIN rail (35 mm rail)
Weight: Approx. 185 g (0.41 lb)

PERFORMANCE

Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 1500 V AC @ 1 minute (input or output or sencor excitation to HLS to power to FE)