MODEL: PSN3

PSN3 SPECIFICATIONS

ES-4858 Rev.18 Page 2/7

http://www.m-system.co.jp/

GENERAL SPECIFICATIONS

Degree of protection: IP66

Action: Direct or reverse; field selectable with DIP switches

In “reverse” action, the output stem is retracted with an

input signal increase.

Operation at abnormally low input: Extend, retract or stop;

field selectable with DIP switches

Detectable input drop level: 0.37 ±0.1 V DC; converted into

voltage

Wiring conduits: G 1/2 female thread (two)

Terminal block: 7.62 mm pitch; M3 screw terminals (torque

0.5 N·m)

Screw terminal: Nickel-plated brass

Housing material: Aluminum alloy

Coating: Silver color

Drive: Stepping motor

Insulation class: E

Power control element: Power MOS-FET

Position detection: Brushless angle sensor

Full-open and full-closed positions: Any point within the full

stroke; minimum stroke 8 % of the full stroke; field

adjustable with control buttons

Full-open/-closed (extended) signal adj.: 0 – 25 %

Full-open/-closed (retracted) signal adj.: 75 – 100 %

Extended side limiter adjustment: -5 – +25 %

Retracted side limiter adjustment: 75 – 105 %

Deadband adjustment: 0.1 – 5.0 %

Restart limiting timer adjustment: 0 – 30 sec.

Opening/closing speed adjustment: 0.22 – 4.02 mm/s

Failsafe target position adjustment: 0 – 100 % (with failsafe

function only)

Isolation

AC powered: Signal to power to sequential signal to

battery status (with failsafe function only) to metallic

housing

DC powered: Signal or power to sequential signal to

battery status (with failsafe function only) to metallic

housing

Fuse

AC powered: 3 A (replaceable)

DC powered: 4 A (replaceable)

Protective functions: Error detection, abnormal temperature

increase protection, motor preheat

Power indicator: Green LED turns on with power supplied.

Input indicator: Green LED turns on with normal input

Alarm indicator: Red LED turns on in error; blinks in 1-sec.

intervals when abnormal temperature increase is detected.

Manual operation: Available

Adjustments: Programming Unit (model: PU-2x); Full-

open/full-closed positions, extended/retracted side limiters,

full-open/full-closed signals, split range, opening/closing

speed, deadband, restart limiting timer, failsafe

opening/closing speed (with failsafe function only), failsafe

target position (with failsafe function only)

■ Battery (failsafe function option)

Battery chemistry: NiCad

Battery ambient temperature

Charge: 0 to 55°C (32 to 131°F)

Storage: -20 to +55°C (-4 to +131°F), short term

-20 to +45°C (-4 to +113°F), long term

Battery life: Rechargeable up to 500 times; or 3 years,

whichever is shorter, depending upon conditions of use

Drive capacity: Once

Charge method: Trickle charge after full rapid charge

Charge time: 180 minutes (completely discharged)

Battery status indicator LED: Turns on with full charge; turns

off with the power removed.

Charge indicator LED: Turns on during rapid charge

INPUT SPECIFICATIONS

■ DC Current: Input resistor incorporated

• Forced Operation: External contact signal input terminals

provided for compulsory retracting or extending operation

Rating: 5 V DC @ 2.5 mA

Detection levels:

≤ 500 Ω, ≤ 1 V for ON;

≥ 10 kΩ, ≥ 4 V for OFF

■ Split Range: Specify split range type and split point.

Split range type: LO or HI

Split point: 30 – 70 %

0

Adjustable Split Point Range

100%

50

30

70

Retracted End

Extended End

Split Range Type Set to “LO”

(Set to “DIRECT” Action)

Split Range Type Set to “HI”

(Set to “REVERSE” Action)

Thick, solid lines indicate

examples of I/O characteristics,

while broken lines indicate

limits of adjustable range.

INPUT (%)

OUTPUT SPECIFICATIONS

■ Position Signal: 4 – 20 mA DC

Load resistance: ≤ 300 Ω

• Sequential Control Signal: "Full-open", "full-closed" and

"alarm"

Open collector: 30 V DC @ 100 mA max.

Saturation voltage: 1 V DC

■ Failsafe Function (optional)

Battery status output: Outputs a signal in synchronization