Hanna Instruments HI 8614N - Manual (Page 2)

2 3
P R E L I M I N A R Y E X A M I N A T I O N P R E L I M I N A R Y E X A M I N A T I O N P R E L I M I N A R Y E X A M I N A T I O N P R E L I M I N A R Y E X A M I N A T I O N P R E L I M I N A R Y E X A M I N A T I O N
Remove the instrument from the packing material and examine it
carefully to make sure that no damage has occurred during shipping.
If there is any noticeable damage, notify your Dealer.
Note: Save all packing material until you are sure that the instrument
functions correctly. All defective items must be returned in the
original packing material together with the supplied accessories.
G E N E R A L D E S C R I P T I O N G E N E R A L D E S C R I P T I O N G E N E R A L D E S C R I P T I O N G E N E R A L D E S C R I P T I O N G E N E R A L D E S C R I P T I O N
HI 8614 / HI 8614L (pH) and HI 8615 / HI 8615L (ORP) are 2-wire
water-resistant transmitters specially designed for long distance
measurement of pH or ORP in industrial applications.
HI 8614 and HI 8615 are models without LCD, and the HI 8614L
and
HI 8615L are models with LCD.
The LCD allows easy verification and monitoring of measured values,
and provides easier calibration and maintainance.
The pH or ORP signal is transmitted in a 2-wire current loop in the range
of 4 to 20 mA.
HI 8614 and HI 8614L, can be connected to the Hanna process
instruments
HI 8510, HI 8710, HI 8711 or to any recorder,
computer or data monitor that accepts 4 to 20 mA input.
HI 8615 and HI 8615L, can be connected to the Hanna process
instruments
HI 8512, HI 8720 or to any recorder, computer or data
monitor that accepts 4 to 20 mA input.
PRELIMINARY EXAMINATION ....................................................................... 3
GENERAL DESCRIPTION ............................................................................. 3
SPECIFICATIONS OF
HI 8614 & HI 8614L .................................................. 5
SPECIFICATIONS OF HI 8615 & HI 8615L .................................................. 6
TERMINAL BOARD CONNECTIONS ................................................................ 7
pH CALIBRATION WITH AUTOMATIC TEMPERATURE COMPENSATION
(
HI 8614 FAMILY) ................................................................................... 9
pH CALIBRATION WITH FIXED TEMPERATURE COMPENSATION
(
HI 8614 FAMILY) ................................................................................. 12
ORP CALIBRATION ( HI 8615 FAMILY) ........................................................ 13
ELECTRODE CONDITIONING & MAINTENANCE ............................................... 17
TEMPERATURE CORRELATION FOR pH SENSITIVE GLASS ............................... 20
INSTALLATION PROCEDURE AND EXAMPLES ................................................. 22
ACCESSORIES ........................................................................................ 25
TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS TABLE OF CONTENTS
HI 8614, HI 8614L, HI 8615 and HI 8615L are guaranteed for two
years against defects in workmanship and materials when used for
their intended purpose and maintained according to instructions.
Electrodes and probes are guaranteed for six months.
This warranty is
limited to repair or replacement free of charge.
Damage due to accidents, misuse, tampering or lack of prescribed
maintenance is not covered.
If service is required, contact the dealer from whom you purchased
the instrument. If under warranty, report the model number, date
of purchase, serial number and the nature of the problem. If the
repair is not covered by the warranty, you will be notified of the
charges incurred. If the instrument is to be returned to Hanna
Instruments, first obtain a Returned Goods Authorization number
from the Technical Service department and then send it with shipping
costs prepaid. When shipping any instrument, make sure it is properly
packed for complete protection.
WARRANTY WARRANTY WARRANTY WARRANTY WARRANTY
Dear Customer,
Thank you for choosing a Hanna Instruments product.
Please read this instruction manual carefully before using these instruments.
This manual will provide you with the necessary information for correct
use of these instruments, as well as a precise idea of their versatility.
If you need additional technical information, do not hesitate to e-mail
us at [email protected] or view our worldwide contact list at
www.hannainst.com.