8 Electrical Connections
35
#
error notation
description
1
Status PND1 not ready
2
PND1 temperature error
3
Dilution error
failure in dilution factor
4
Motor error
Rotating disk is blocked
5
Pump error
raw gas pump not running
6
Dilution air flow PND1 failure
10 Dilution air flow PND2 failure
flow failure or flow too low
11 Temperature ET wrong
Temperature of the evaporation tube differs 10°C
or more from setpoint
12 DF PND2 failure deviation
>10%
13 CPC status not ready
14 Saturator temp out of range
15 Condenser temp out of range
16 Optics temp out of range
17 Inlet flow rate out of range
Orifice pressure is <
10 or >
90
kPa. Apply
sufficient external vacuum.
18 Aerosol flow rate out of range
19 Laser power low
20 Liquid level low
21 Concentration out of range
value detected by CPC >
1.0E4
#/ccm
22 Multiple Error at CPC
23 No CPC communication
CPC is not connected, switched off or cable
broken
8
Electrical Connections
8.1.
Mains Supply
Connect the power cord plug to a grounded power socket. The IEC mains connector 17) on the
rear side of the testo CU-2 case includes the mains switch 19) and the fuse holder 18). The one
phase power cord delivered with the instrument is equipped with a country-specific plug and
protective earth.
Mains supply voltage: 90 ... 240 VAC, 50/60 Hz, max. 140 VA
Fuse type:
slow switching fuse 250
V, 5
A, t, 5 x 20 mm
