Precision Digital PD663 User Manual
Page 2

PD663 Loop-Powered Meter
Instruction Manual
2
Disclaimer
The information contained in this document is subject to change without notice. 
Precision Digital makes no representations or warranties with respect to the 
contents hereof; and specifically disclaims any implied warranties of 
merchantability or fitness for a particular purpose. 
CAUTION
: Read complete
instructions prior to installation and 
operation of the meter. 
WARNING
: Risk of
electric shock or 
personal injury. 
WARNINGS
• This product is not recommended for life support applications or applications
where malfunctioning could result in personal injury or property loss. Anyone 
using this product for such applications does so at his/her own risk. Precision 
Digital Corporation shall not be held liable for damages resulting from such 
improper use. 
• Failure to follow installation guidelines could result in death or serious injury.
Make sure only qualified personnel perform the installation.
• Never remove the meter cover in explosive environments when the circuit is
live.
• Cover must be fully engaged to meet flameproof/explosion-proof
requirements.
!
