Figure 4-15. Connection Example Alarm Contact - Thermo Scientific STERI-CYCLE i160 User Manual

Operating states
Error power failure
"ON"
Key: X: Contact closed / O: Contact open
Note Switching structure:
The alarm relay switches for all failures reported by the control loops (see
page 6-45).
Connection example:

Figure 4-15. Connection example alarm contact

The connector for connecting the interface cable is not included in the scope of delivery and must be
ordered separately. Specifications for the operating voltage and the fusing of external alarm circuitry are
given in the table above.
1. Wire the individual conductors as shown in the wiring diagram.
2. Connect the connector of the alarm system connecting cable to the interface at the control box at
the rear panel of the device.
Thermo Scientific
Contact 3 - 2
X
Connecting the alarm contact:
Contact 3 - 1
..% o
"Error messages"
i160 / i250
S
TERI-CYCLE
4
Start-up
on
4-17