Watson-Marlow 520Du User Manual
Watson-Marlow Pumps
Watson-Marlow 520Du User Manual
1
WATSON-MARLOW BREDEL MANUALS
Watson-Marlow
520Du pumps
m-520du-gb-05
Contents
1
Declaration of conformity
3
2
Declaration of incorporation
3
3
Warranty
4
4
When you unpack your pump
5
5
Information for returning
pumps
6
6
Peristaltic pumps - an overview
7
7
Safety notes
8
8
Specifications
10
8.1
Dimensions
14
9
Good pump installation practice 15
9.1
General recommendations
15
9.2
Do’s and do not’s
15
10 Connecting to a power supply
17
11 Start-up check list
20
12 Switching on for the first time
20
13 Switching on subsequently
22
14 Manual operation
23
14.1
Keypad functions
in manual mode
23
14.2
Keypad lock
26
14.3
Keypad beep
26
14.4
Manual operation and
remote digital inputs
and outputs
26
15 Main menu
27
15.1
Keypad in menu screens
27
15.2
Main menu entry
28
16 PIN-secure process protection
29
17 Calibrate
30
18 Setup
34
18.1
Trim
35
18.2
Analogue
36
18.3
Display
40
18.4
Pump number
41
18.5
Baud
41
18.6
Stop bits
42
18.7
Xon/Xoff
42
18.8
Flow units
43
18.9
Run time
44
18.10 Outputs
45
18.11 Remote stop
47
18.12 Auto-restart
48
18.13 Set maximum speed
49
18.14 Backlight
50
18.15 ROM
50
18.16 Language
51
18.17 Defaults
51
18.18 Beep
52
18.19 Security code
52
18.20 Exit
54
19 MemoDose
55
19.1
Changing dosing speed
57
19.2
Footswitch operation
with MemoDose
57
20 Pin out details
58
21 Exit
59
22 Automatic control wiring
60
22.1
Speed: analogue input 1
63
22.2
Scaling: analogue input 2
64
22.3
Speed: analogue output
65
22.4
Tachometer frequency
output
65
22.5
Run / stop input
66
22.6
Direction input
67
22.7
Auto / manual toggle
67
22.8
MemoDose input
68
22.9
Leak detection input
68
22.10 Logic outputs
70
22.11 Supply voltages
73
23 Automatic control and operation 74
24 Network control and operation
77
24.1
RS232 command strings
79
25 Troubleshooting
80
25.1
Error codes
81
26 Drive maintenance
82
27 Drive spares
82
28 The 520R, 520R2 and 520RE
pumpheads
82
28.1
Pumphead fitting
83
29 520R, 520R2 and 520RE
installation
85
29.1
Opening the guard
85
29.2
520R and 520R2
tube loading
85
29.3
520RE: fitting the
drain port
87
29.4
520RE Element loading
87
29.5
520RE Element connection 90
30 520R, 520R2 and 520RE
maintenance
91