E
LECTRIC
C
ONNECTION
Electric connection
The electric mains for
2240 PROcheck
must meet the following
requirements:
Nominal voltage:
90 - 264 Volts AC
Frequency:
47 to 63 Hz
Power consumption:
max. 65 Watts
Before connecting instrument to electric mains verify if supply
voltage meets those requirements and if it has been expertly fuse
protected. Incorrect voltage may cause the fuse of the instrument
to blow or damage the instrument itself.
WARNING! HIGH VOLTAGE!
Prior to opening up of instrument for any reason, its main power
supply cable must be unplugged!
Non-observance of these instructions can result
in personal injury or death.
S
AMPLE
G
AS
C
ONNECTIONS
Sample gas connections
The sample gas inlet and outlet of
2240 PROcheck
are shown in
Chapter 2.1.2, fig. 2, items 10 and 11
.
The sample gas inlets can be equipped with gas tubes of length up to
100 meters without disturbance of the instruments function. On the
sample gas outlet also tubes of length up to 100 meters can be
connected.
Additional detailed information concerning sample gas hoses, instal-
lation of dust filter and about sampling of measuring gas is given in
Annex A
. Periodical changing of filters is described in
Chapter 7
,
Maintenance.
Installation of false filters and undue extension of maintenance
intervals will inevitably lead to malfunctions or to damages on the
measuring instrument!
In order to avoid clogging of valves or contamination of
measuring chamber, the instrument should only be operated with
appropriate filters installed right behind the measurement point!
11
