Checking; Adjustment Procedure; Maintenance; Lightning Surge Protection - M-system R1C-GH Instruction Manual

Thermocouple & dc input module

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14. CHECKING

1) Terminal wiring: Check that all cables are correctly connected according to the connection diagram.

2) Power input: Check supply voltage across the terminals T6 – T7.

3) Input: Check that the input is within 0 – 100% of full-scale.

4) DIP SW setting: Check that all switches are set correctly.

This unit is calibrated at the factory to meet the ordered specifications, therefore you usually do not need

any calibration.

Regular calibration procedure is explained below:

■ CALIBRATION

Warm up the module for at least 10 minutes. Apply 0%, 25%, 50%, 75% and 100% input signal. Check

that the A/D conversion data for the respective input signal remains within accuracy described in the data

sheet. When the A/D conversion data is out of tolerance, contact Factory or M-System's local representa-

tive.

M-System offers a series of lightning surge protector for protection against induced lightning surges.

Please contact M-System to choose appropriate models.

5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN

Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: info@m-system.co.jp

R1C-GH

EM-5956 Rev.11 P. 13 / 13

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