bonitron M3528, Руководство для пользователей

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User’s Manual
27
4.4.
O
PERATIONAL
A
DJUSTMENTS
DANGER!
T
HESE ADJUSTMENTS MUST ONLY BE MADE BY QUALIFIED PERSONNEL
.
T
ECHNICIANS WILL BE EXPOSED TO LETHAL VOLTAGES AND EXTREME CARE
MUST BE USED WHEN MEASURING AND ADJUSTING THE OUTPUTS
.
T
HE CONTROL BOARD IS REFERENCED TO THE HIGH VOLTAGE
DC
BUS OF
SYSTEM
.
FAILURE TO OBSERVE SAFETY PRECAUTIONS CAN LEAD
TO INJURY AND DEATH!
The full voltage, equalize voltage, and current limit settings are typically customized
to every order. However, field calibration may be necessary. Table 4-3 shows the
potentiometer associated with each possible field calibration.
Table 4-3: Adjustment Potentiometers
P
OTENTIOMETER
D
ESCRIPTION
3528C2
(10
AMP
)
3528C3
(20
AMP
)
R37 R41 Full Voltage
R103 R40 Equalize Voltage
R71 R75 Current Limit
4.4.1.
F
ULL
V
OLTAGE
A
DJUSTMENT
DANGER!
•
I
MPROPER SETTING OF THE FULL VOLTAGE FOR BATTERIES CAN CAUSE
OVERCHARGING
,
OVERHEATING AND
/
OR HYDROGEN GAS PRODUCTION
AND RELEASE
. T
HIS CAN LEAD TO BATTERY DAMAGE
,
EXPLOSIONS
,
PROPERTY DAMAGE AND DEATH
. F
OLLOW BATTERY BANK
RECOMMENDATIONS FOR PER CELL FULL VOLTAGES AND PROCEDURES
.
•
I
MPROPER SETTING OF THE FULL VOLTAGE FOR CAPACITORS CAN
CAUSE OVERCHARGING AND RESULT IN INTERNAL BREAKDOWN AND
DAMAGE TO CAPACITOR BANKS
. T
HIS CAN LEAD TO CAPACITOR
DAMAGE
,
CATASTROPHIC FAILURE
,
PROPERTY DAMAGE AND DEATH
.
F
OLLOW CAPACITOR BANK RECOMMENDATIONS FOR MAXIMUM
ALLOWABLE CHARGING VOLTAGE
.
CAUTION!
•
C
HECK STORAGE BANK MANUFACTURER
’
S RECOMMENDATIONS BEFORE
APPLYING POWER
.
•
T
HE FULL VOLTAGE SETTING SHOULD BE VERIFIED BEFORE CONNECTING
TO ANY ENERGY STORAGE BANK
.
•
V
OLTAGE ADJUSTMENT MAY BE DONE WITH OPEN CIRCUIT OR FULLY
CHARGED STORAGE BANK
. I
F THE STORAGE BANK IS NOT COMPLETELY
CHARGED
,
THE FINAL VOLTAGE WILL NOT BE KNOWN
.
•
T
HE FULL VOLTAGE SETTING CANNOT BE SET ABOVE THE RECTIFIED
INPUT OF THE
M3528.
The full voltage setting can be adjusted with R37 on the 3528C2 board or R41
on the 3528C3 board. Adjusting the potentiometer clockwise increases the
voltage setting and adjusting the potentiometer counter-clockwise decreases the
voltage setting.