Metrohm 807 Dosing Unit - Manual (Page 25)

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3 Installation
846 Dosing Interface
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You can, for example, connect an 849 Level Control (fill level monitoring
in a canister) or a 731 Relay Box (switch box for 230/110 volt alternating
current sockets and low-voltage direct current outlets). The Remote Box
also has an MSB socket at which a further MSB device, e.g. a dosing
device or a stirrer, can be connected.
You will find precise information concerning the pin assignment of the
interface on the Remote Box in Appendix .
You will find precise information concerning the pin assignment of the
interface on the Remote Box in Appendix (see Chapter 5.1, page 24).
3.5 Connecting USB devices
3.5.1 General
The 846 Dosing Interface has two USB connectors (type A sockets) for
peripheral devices with USB interfaces. The 846 Dosing Interface functions
as a USB hub (distributor) no matter how it is operated. If you wish to
connect more than two devices to the USB, you can also use an addi-
tional, commercially available USB hub.
Caution
If you operate the 846 Dosing Interface with the aid of the Touch Con-
trol, take care to ensure that the Touch Control is switched off when
you set up or disconnect connections between the various instruments.
If you use a PC software to control the 846 Dosing Interface, you
should exit the program before you set up or disconnect the USB con-
nections.
3.5.2 Connecting a printer
Printers that are connected to the 846 Dosing Interface with Touch Con-
trol must meet the following requirements:
￭ Printer languages: HP-PCL (PCL 3 to 5, PCL 3GUI), Canon BJL Com-
mands or Epson ESC P/2
￭ Printer resolution: 300 dots/inch or 360 dots/inch (Epson)
￭ Paper size: A4 or Letter, single-sheet feed.
Connect the printer as follows:
1 Switch off the Touch Control.
2 With the aid of the 6.2151.020 cable, connect the USB connector of
the Titrando (type A) with the USB connector of the printer (type B,
see manual for the printer).