ATI Technologies SR 48 Manual - Página 5

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1.4.1 Test Switch Functionality

Once the Collision Sensor has been installed and connected as described in the preceding

paragraphs, proper electrical operation of the unit may be confirmed.

Supply the Collision Sensor with approximately 15 psi (1 bar) and ensure that the unit is

electrically connected to the user's control circuit or to a test box per

should appear closed.

Manually push the Collision Sensor to simulate a collision while observing the switch output.

When the collision occurs the switch will open and the test light will turn off.

Release the Collision Sensor and it will return to its working position. The test light will illuminate.

1. Remove the mounting screw using a 2.5 mm hex key (see

2. Remove and discard the entire switch/connector block assembly, including spring and o‑ring.

Figure 1.2—Removal of Switch/Connector Block Assembly from the Collision Sensor

3. In the new assembly, make certain that the o‑ring is in the counterbore in the face of the switch/

connector block and that the spring is in the counterbore surrounding the switch.

4. Assemble the switch/connector block to the unit lining up the dowel pins to the holes

in the main body.

5. Insert the new socket head cap screws, and tighten to 12 in‑lbs (1.356 Nm).

CAUTION: If the piston is not up against the dog point screws while screwing

in the proximity switch, applying air to the unit could damage the proximity

switch. Make sure the Stem is locked into position indicating the piston is

against the dog point screws.

6. Perform switch adjustment per

7. Press the connector block assembly firmly against the body of the Collision Sensor while

tightening the screw. When tightened securely, the connector block assembly should rest

parallel to its mounting surface.

Pinnacle Park • 1031 Goodworth Drive • Apex, NC 27539 USA • Tel: 919.772.0115 • Fax: 919.772.8259 • www.ati‑ia.com

Manual, Collision Sensor Switch Replacement,SR‑48

Section 1.5—Switch

Adjustment.

Document #9610‑60‑1015‑03

Figure

1.1. The switch

Figure

1.2).