MJ-精密防油限位开关/Precision oil-tight limit switchs

MJ-7308

◆    FEATURES

1.      Wide choice of heads and actuators.

2.      Variety of operating characteristics.

3.      Captive cover screws.

4.      Dustproof, Oil-Tight, Water-Resistant.

5.      Stainless steel essentials.

6.      Standard size & dimensions,1/2” conduit entry.

7.      Temperature range + 15 to +175(-10 to +80℃)

All oil tight limit switches are 2 circuits limit switches.1 NO and 1NC circuits.

The 1 NO AND 1NC contact arrangement is double break isolated.

◆    RATING

10A

125 or 300V AC(resistive)

0.8A

125V DC(resistive)

0.4A

250V DC

1/2HP

125V AC

1HP

250V AC

◆    CHARACTERISTICS

Operating speed

1mm to 2m/sec

Operating frequency

Mechanically: 120 operations/min.

Electrically: 30 operations/min.

Contact resistance

15m Ω max. (initial)

Insulation resistance

100M Ω min.(at 500VDC)

Dielectric strength

1000 VAC,50/60 Hz for 1 minute between non-continuous terminals

2200 VAC, 50/60 Hz for 1 minute between each terminal and non-current-carrying metal part and between each terminal and ground

Vibration

Malfunction durability: 10 to 55Hz 1.5mm double amplitude

Shock

Mechanical durability:Approx.1000m/sec2(approx. 100G’s)

Mechanical durability:Approx. 300m/sec2(approx. 30 G’s)

Ambient operating temperature

Operating:-10 to + 80℃

Humidity

95% RH max

Service life

Mechanically: 15,000,000 operations min

Electrically:(2.5A,110V AC) MAX 500,000 operations min.

Degree of protection

IEC 529 class IP65(Sealed accessories requirement)

 

◆    ORDER GUIDE

1.      Standard type ~ 2 screws:

MJ-7301

MJ-7302

MJ-7302R

MJ-7303

MJ-7304

MJ-7306

MJ-7326

MJ-3341

MJ-3342

MJ-3343

MJ-3344

MJ-7307

MJ-7307L

MJ-7308

MJ-7404

MJ-7407

MJ-7407L

MJ-7408

MJ-7001N

 

 

 

2.      Plastic roller type (Custom made):

MJ-7304-P

MJ-7404-P

MJ-7308-P

MJ-7408-P

 

3.      ψ50mm rubber’s roller type(custom made):

MJ-7304-26

MJ-7404-26

MJ-7308-26

MJ-7408-26

 

4.      Metal roller type (Custom made):

MJ-3341-M

MJ-3342-M

MJ-3343-M

MJ-3344-M

 

◆    If you want to order something special specification, please call me 886-6-2701207~8 or e-mail to contact us.