Metrohm 709 IC Pump - Manual (Page 11)

1.2 Parts and controls
709 IC Pump
3
1 Display (LED)
2 LED "R/S"
Lights up when pump drive switched
on
3 Key <R/S> (Run/Stop)
On/off switching of the pump drive
4 Key <SELECT>
Switching display 1 to "Flow", "P
min
",
"P
max
" or "P
actual
"
5 Key < ↓ >
Continuous decrement of the dis-
played digital values
6 Key < ↑ >
Continuous increment of the displayed
digital values
7 LED "Ext."
Lights up when external control is
switched on
8 Key <EXT.>
On/off switching of external control via
RS232 or current loop interface
9 Key <PURGE>
Deaeration of pump
10 LED "FLOW"
Lights up when flow rate is shown in
display 1
11 LED "P
min
"
Lights up when lower pressure limit
value for automatic shutoff of the
pump is shown in display 1
12 LED "P
max
"
Lights up when upper pressure limit
value for automatic shutoff of the
pump is shown in display 1
13 LED "P
actual
"
Lights up when current pressure is
shown in display 1
14 Connection capillary between purge
valve and pump head
15 Aspirating capillary
16 Inlet valve screw connection
17 Connection capillary
in pump head (integral)
18 Pump head (6.2824.040/6.2824.100)
19 Fastening screws for pump head 18
20 Outlet capillary of purge valve
21 Outlet valve screw connection
22 Connection capillary to 733 IC
Separation Center
23 Attachment for connection capillary to
733 IC Separation Center
24 Purge valve
25 Screw for housing cover
26 Screw for housing cover
27 Housing cover
28 Fuse data
29 Mains switch
Switch for on/off switching of the unit:
I = ON 0 = OFF
30 Fuse cover
Changing the fuses, see section 2.6.2
31 Mains connection plug
Mains connection see section 2.6
32 Mains voltage selector
115V: 100...120 V ± 10%
230V: 220...240 V ± 10%
33 Control interface
see section 5.2
34 Recorder output socket
Recorder output: 1 mV/MPa
35 Sliding switch "Time Constant"
Time constant for the recorder output:
HIGH ≈ 1 s; LOW ≈ 20 ms
36 Sliding switch for external control:
RS232 / Current Loop
37 RS232 interface
38 "Current Loop" interface
(details on request)
39 Manufacturing number
40 Instrument data
Type number, mains frequency, power
consumption