PCB Piezotronics IMI SENSORS D643A01 Installation And Operating Manual page 4

Model 642/643/647/648 A Series Industrial 4-20mA Sensor
Operating Guide with Enclosed Warranty Information
3425 Walden Avenue, Depew, New York 14043-2495
Phone (716) 684-0003
Fax (716) 684-3823
Toll Free Line 1-800-959-4IMI
MANUAL NUMBER: 25778
MANUAL REVISION: C
ECN NUMBER: xxxxx