Solid State Relay■ Characteristic of operation voltage and current

Operation current (mA)

SA-300-Z series

Operation voltage (V)(Common to SA-320-Z, SA-340-Z)■ Mounting（SA-320-Z）（SA-340-Z）

Enables your own system to be constructedwith outstanding functionality at little expense.

Tightening torqueFeatures・Economically priced
・Built-in varistor for absorbing external power surges
・Easy viewing of action by LED display
・High insulation, dielectric strength structure:
Ranging between input and output: 4,000V
・Wide range of input power supply: 4 to 32V DC

Unit：kg・cm

Item

Screw

Torque for mounting
Torque for terminals

RatingStandardMax.

M4 screw1015

M4 screw

1015

When mounting to the chassis or heat sink, use qualified screws,
and tighten them with a specified torque.
(Common to SA-320-Z, SA-340-Z)■ Wiring

Applications
1. Molding machinery (Heater control)
2. Constant temperature ovens (Heater control)
3. Printing machinery (Heater control)
4. Machine tools (Motor control)■ Specifications
Rated load current: 20A (SA-320-Z), 40A (SA-340-Z)
Load supply voltage: 75 to 250V AC, 45 to 65Hz
Operation input voltage : 4 to 32V DC
Max. input current: 20mA or lessMaximum rating
Specification
200A (SA-320-Z)
400A (SA-340-Z)

1 cycle, No repeat

250V−20〜80℃−25〜85℃
For 1 minute
Input-Output: 4000V AC
Input-Output-Case: 2500V AC For 1 minuteNo freezing and condensing
at low temperature■ Ambient temperature and load current

1) SA-320-Z①When using the SA-320-Z
after mounted to theHS-320 type heat sink
②When the heat sink is not
used.

Electric characteristics
ItemCondition

Leaking current
when open

OutputOn voltage whenclosed10mA or lessWhen maximum
current is applied
to the load

Minimumload current

Return voltage

Control system : Zero volt switching system
Weight: Approx. 90g: Instruction manual
Accessories

Ambient temperature (℃)

100 MΩ or more
1V or more

2) SA-340-Z①When using the SA-340-Z
after mounted to the HS-340
type heat sink
②When the heat sink is notused.
The SA-340-Z can be used at
an ambient temperature within
the curved lines.

Load current (A)Max. 1/2 cycle + 1ms
DC 500V Megger,
Between input
and output

The SA-320-Z can be used atan ambient temperature within
the curved lines.

1.6V or less
100mA

Response time
Insulation
Input,
Output resistance(common)Specification

Load current (A)Ambient temp.
Input,
Storage temp.
OutputDielectric(common) strength

Condition

Ambient temperature (℃)

Solid State Relay

OutputItem
Surge ON
current
Main circuit
voltage■ External dimensions
・SA-340-Z

・SA-320-Z

・HS-320 (Heat sink for the SA-320-Z)

・HS-340 (Heat sink for the SA-340-Z)！ SAFETY PRECAUTIONS
・To ensure safe and correct use, thoroughly read and understand the manual before using this instrument.
・This instrument is intended to be used for industrial machinery, machine tools and measuring equipment.
Verify correct usage after consulting purpose of use with our agency or main office. (Never use thisinstrument for medical purposes with which human lives are involved.)
・External protection devices must be installed, as malfunction of this product could result in serious
damage to the system or injury to personnel. Also proper periodic maintenance is required.
・This instrument must be used under the conditions and environment described in the manual.
Shinko Technos Co., Ltd. does not accept liability for any injury, loss of life or damage occurring due tothe instrument being used under conditions not otherwise stated in the manual.

Caution with respect to Export
Trade Control Ordinance
To avoid this instrument from being
used as a component in, or as being
utilized in the manufacture of weaponsof mass destruction (i.e. militaryapplications, military equipment, etc.),
please investigate the end users andthe final use of this instrument.

・This catalog is as of September 2004, and specifications are subject to change without notice.
・When inquiring, please consult our agency or the shop where you purchased the unit.

94 301 SA300(E)