Hanna Instruments PCA 300 Series - Manual (Page 53)

53
OPERATIONAL & DIAGNOSTIC CODES
Code Function
1 0 0 Increase recorder output lower limit in manual
low-scale adjustment
101 Decrease recorder output lower limit in
manual low-scale adjustment
1 0 2 Increase recorder output upper limit in
manual full-scale adjustment
1 0 3 Decrease recorder output upper limit in
manual full-scale adjustment
1 0 4 Set recorder 0 V automatically with dip
switch setting at 0-1 V, 0-100 mV or
0-10 mV
1 0 5
Set recorder full-scale automatically with
dip switch setting at 0-1 V, 0-100 mV or
0-10 mV
1 0 6
Set recorder 4 mA automatically with dip
switch setting at calibrate current
1 0 7 Set recorder 20 mA automatically with dip
switch setting at calibrate current
1 1 0 Show recorder output low-scale setting on
DVM or ammeter
111 Show recorder output full-scale setting on
DVM or ammeter
1 1 2
Show recorder output mid-range value on
DVM or ammeter
4 0 0
Set delta of proportional dosing
4 0 1 Show current delta of proportional dosing
5 0 0 LED’s test; momentarily turn on all display
LED segments, mg/L LED, dosing LED,
alarm LED and system error LED
5 0 1 Alarm relay test; momentarily energize dos-
ing relay, alarm relay and system error
relay
5 0 2
Prime peristaltic pump for 3 minutes or
until user presses the DIAG key