FOXBORO FBM07 Control switching value
FOXBORO FBM07 Control switching value
b. Electrical testing. Bond resistance tests of a sample of bonds as described earlier in this chapter should be conducted every 24 months per NETA guidelines. 7-9. Performance evaluation program The purpose of the performance evaluation program is to provide checklists and procedures for the evaluation of compliance to overall grounding, bonding, and shielding practices. Individuals qualified in the proper methods of obtaining an acceptable grounding system accomplish the evaluation mainly through visual inspection. Checklists should be prepared to include the following attributes for inspection. a. Resistance to earth of the earth electrode subsystem should be less than 10 ohms. b. The lightning down conductors should be continuous and welded or brazed to the earth electrode subsystem.
Main business of the company
1.Focus on DCS, PLC, robot control system and large servo system. Main products: various modules/cards, controllers, touch screens, servo drives.
2.Advantages: We supply imported genuine products, professional off production accessories, fast delivery and accurate delivery.
3.Main brands: ABB, GE/FANC, FOXBORO, Invensys TRICONEX, Bentley BENTLY, A-B Rockwell, Emerson, OVATION, MOTOROLA, XYVOM, Honeywell HONEYWELL, Rexroth, KUKA, NI, DEIF, Yokogawa, Woodward WOODWARD, Ryan, Schneider SCHNEIDER, Yaskawa, Moog, PROSOFT, etc
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