Hach POLYMETRON 8810 ORP Manual Básico Del Usuario página 17

1 titrant / 1 cond.
1 titrant / 2 cond.
2 titrants / 1 cond.
2 titrants / 2 cond.
Alarms
Refer also to Figure 6
set to normally open (NO). The system alarm relay (K1) can be set to normally open (terminals
16 and 17) or normally closed (terminals 16 and 18).
Analog outputs
Refer also to Figure 6
are galvanically insulated. The following table shows the allocation of the different outputs:
I out 1
I out 2
I out 3
Sample level detector
Refer also to Figure 6
level detector. Wire the connection to J8 as follows:
J8 Terminal number
Reagent level detector
Refer also to Figure 6
level detector. For each reagent, wire the connections to J4, J5, J6 and J7 as follows:
J4, J5, J6 and J7 Terminal number
RS232 connection
Refer also to Figure 6
J10 Terminal number
3 (GND)
Titrant 1
on page 14 and Table 5
on page 14 and Table 3
Terminal 1-2 of J9
Terminal 3-4 of J9
Terminal 5-6 of J9
on page 14 and Table 2
1
2
3
4
on page 14 and Table 2
1
2
3
4
on page 14 and Table 4
1 (TXD)
2 (RXD
CAL AUTO NO and MANUAL NO
Cond 1 Cond 2
on page 16. Alarm threshold relays (K2 and K3) are
on page 15. The analog outputs 0-20 mA or 4-20 mA
on page 15. The reactor is equipped with a sample
on page 15. Each reagent canister is equipped with a
on page 15. Wire the connection to J10 as follows:
DB9 Plug
RXD: 2
TXD: 3
COM: 5
Titrant 2
Analyzer
Measurement channel
Measurement potential
Not used
Color
Brown
Green
Yellow
White
Color
Not used
Not used
Brown
White
DB25 Plug
RXD: 2
TXD: 3
COM: 7
English 17