24
WT.090.370.000.DE.IM.0715
Description
Barrier M
3.
•
The UV intensity is between 90% and 100% of the mini-
mum UV intensity for more than 2 minutes
•
The UV intensity is below 90% of the minimum UV intensity
for more than 10 seconds
•
Malfunction or failure of a lamp for longer than 2 minutes
•
Digital input signals:
•
Release contact for switching the UV disinfection on and off
•
"Disinfection MIN"
If a measuring system is fitted, it is possible to switch to
maximum power automatically via this input if the combi-
ned chlorine or chloramine limit value is not reached
•
Analogue output signal 4 - 20 mA for UV intensity
•
Floating relay outputs (e.g. for external control room) for:
•
Pre-alarm UV
If the UV intensity is < 103% of the minimum UV intensity (at
100% lamp power) an advance UV alarm is triggered
•
Water temperature pre-alarm
•
Flow rate alarm
•
UV lamp failure alarm
•
Controller temperature alarm
•
Water temperature alarm
•
UV alarm (minimum UV intensity)
•
Cleaning alarm
•
Pump on
•
System ready
If the release contact for switching the UV disinfection on
and off is connected, the signal contact for „System ready“
can be connected in addition. The signal contact for „Sys-
tem ready“ informs that none of the following alarms is pre-
sent:
•
water temperature alarm
•
cabinet temperature alarm
•
cleaning alarm
•
flow alarm, if flow monitoring function is activated
•
UV alarm or lamp failure alarm, if automatic safety shut-
down function is activated
The status of the individual output relays is displayed on the
operator menu.
•
Triggering automatic cleaning at 102% of the set UV alarm
value
Please note
In chapter 5. Operation all functions concerning the operator are
described in detail!
Summary of Contents for WALLACE & TIERNAN Barrier M 1200
Page 1: ...WALLACE TIERNAN UV DISINFECTION UNIT BARRIER M OPERATING MANUAL...
Page 2: ...2 WT 090 370 000 DE IM 0715 Barrier M Please note Original manual...
Page 96: ...96 WT 090 370 000 DE IM 0715 Spare parts maintenance schedule Barrier M 6...
Page 100: ...100 WT 090 370 000 DE IM 0715 Table of UV alarm levels Barrier M 7...
Page 102: ...102 WT 090 370 000 DE IM 0715 Certificates declarations and statements Barrier M 8...
Page 103: ...Barrier M Certificates declarations and statements 8 103 8 2 QPS certificate...
Page 104: ...104 WT 090 370 000 DE IM 0715 Certificates declarations and statements Barrier M 8...
Page 105: ...Barrier M Certificates declarations and statements 8 105 8 3 NSF certficate...
Page 106: ...106 WT 090 370 000 DE IM 0715 Certificates declarations and statements Barrier M 8...
Page 109: ...Barrier M 109...
