IMI Sensors: A PCB Piezotronics Div 699A07 User Manual
MAN-0192 rev A Page 39 of 39 800-959-4464
Maintenance
Recalibration and certification is recommended on an annual basis. Service of
internal parts should only be performed by factory personnel. If the unit is removed
from the case, the NIST calibration is void. Recertification can only performed after
re-assembly.