Datcon DT4260 Series Operating Instructions Manual page 65

Ac current meter
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DT4260 xx xx xx xx
Measuring parameters
Characteristic:
Display accuracy:
Temperature-dependency:
Measuring frequency:
Number of averaged samples:
Limit outputs (optional)
Output type:
Contact rating:
Refreshing time:
Hysteresis:
Active analog output (optional)
Output type:
Output ranges:
Characteristic:
Accuracy:
Accuracy:
Temperature-dependency:
Burden:
Overcurrent protection:
Overvoltage protection:
Isolation voltage:
Passive analog output (optional)
Output type:
Output ranges:
Characteristic:
Accuracy:
Accuracy:
Temperature-dependency::
Output supply voltage:
Overcurrent protection:
Overvoltage protection:
Maximum loop resistance:
Minimum loop resistance:
Isolation voltage:
20111006-V0
linear
0.2% @ Ta = 23˚C ±2˚C,
(after 20 min warm up time)
25 ppm / ˚C
12 measurements / sec
1 / 2 / 4 / 8 / 16 / 32 / 64 (adjustable)
2 x SPDT relays
240 V AC, 3 A AC / 30 V DC, 3 A DC
same as the display's one
0 - ±30000 (adjustable)
galvanic isolated DC current
4-20 mA / 0-20 mA (scalable)
linear
0.03% @ Ta = 23˚C ±2˚C,
(after 20 min warm up time)
0.4 % @ -20°C < Ta < +60˚C
75 ppm / ˚C
max. 500 ohm
25 mA
75 V (normal polarity)
Reverse polarity: protected by 63 mA fuse
0.5 kV
galvanic isolated DC current
4-20 mA / 0-20 mA (scalable)
linear
0.03% @ Ta = 23˚C ±2˚C,
(after 20 min warm up time)
0.4 % @ -20°C < Ta < +60˚C
75 ppm / ˚C
4 V - 30 V
25 mA
75 V
R
= (U - 4 V) / 0.02 A [ohm]
max
(U voltage of external power supply)
U < 20 V
not required
U > 20 V
R
= (U - 20 V) / 0.02 A [ohm]
min
(U voltage of external power supply)
0.5 kV
65

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