Camille Bauer PQ3K Operating Instructions Manual page 75

Digital outputs
Nominal voltage:
Nominal current:
Fault current detection
Number of channels
Zero suppression
Measurement range 1A
Application:
Measurement transformer: Current transformer 1/1 up to 1000/1A
Measurement range:
Overload:
Self-consumption:
Monitoring:
Measurement range 2mA
Application:
Measurement transformer: Residual current transformer 500/1 up to 1000/1A
Measurement range:
Overload:
Self-consumption:
Monitoring:
Further settings
Alarm limit for OFF:
Pre-warning limit:
Pre-warning OFF:
Response delay:
Dropout delay:
*)
All percent values are related to the alarm limit (100%)
Temperature inputs
Number of channels:
Measurement current:
Connection:
Input protection:
Used for Pt100 measurement
Measurement range:
Uncertainty:
Connection monitoring:
Alarm limits:
Response delay:
Dropout delay:
Used for PTC monitoring
Alarm active:
Alarm fallback:
Number of sensors:
Connection monitoring:
Application restriction:
Response delay:
Dropout delay:
Interface
P10 Rev A
via plug-in terminals
12 / 24 V DC (30 V max.)
50 mA (60 mA max.)
via plug-in terminals
2; each channel provides two measurement ranges (2mA, 1A)
Measurement < 0.2% of measurement range
Direct measurement of a fault or earth wire current
Instrument security factor FS5
Rated output 0.2 up to 1.5 VA
I = 1.0A (max. 1.2A; crest factor 3)
Rated
2A continuous; 20A, 5 x 1s, interval 300s
≤ I2 x 0.1 Ω
Alarm limit 0.03 ... 1000 A (2 up to 100% of primary measurement range)
Residual current monitoring (RCM)
Rated burden 100 Ω / 0.025 VA up to 200 Ω / 0.06 VA
I = 2mA (max. 2.4mA; crest factor 3)
Rated
40mA continuous; 200mA, 5 x 1s, interval 300s
≤ I2 x 64 Ω
Alarm limit 0.03 ... 1 A
= 90...75%
*)
I
OFF
I = 50%...(I -1%)
WARN OFF
- (10...25%)
*)
I
WARN
1...10s, separately for alarm and pre-warning
1...300s, separately for alarm and pre-warning
via plug-in terminals
2
<1.0mA
2-wire
Voltage limitation via protective diode
-50 up to 250°C / -58 up to 482°F
±1.0 % of measurement ±1 K
Short-circuit (<20 Ω), wire / sensor breakage (>1000 Ω)
2
0...999 s, separately for each alarm limit
0...999 s, separately for each alarm limit
>3.6 ... 4.0 kΩ
<1.5 ... 1.65 kΩ
1...6 single sensors (acc. DIN 44081) in series
1...2 triplet sensors (acc. DIN 44082) in series
Short-circuit (<15 Ω ON, >18 Ω OFF)
Ambient temperature of sensor ≥-20°C
0...999 s
0...999 s
Device handbook LINAX PQ3000-PQ5000
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