Datasheet

Specifications are subject to change without notice (16.09.05) 1
Type DIA53
Monitoring Relays
• 2-wire connection
• Self-powered
• Input ranges: 2 - 20 AAC, 5 - 50 AAC or 10 - 100 AAC
• Knob-adjustable set-point
• Output: Normally open, 100 mA
• LED indication for output ON
• For mounting on DIN-rail in accordance with
DIN/EN 50 022
• 17.5 mm DIN-rail housing (DIN 43880)
Ordering Key
Housing
Function
Type
Item number
Output
Power supply
Input range
Version
Small current monitoring relay
with built-in current trans-
former with adjustable set-
point and integrated solid
state output. Self-powered
and 2-wire connection for
easy use.
12 mm hole for insulated cur-
rent carrying wire makes it
suitable for most applications.
For mounting on DIN-rail.
17.5 mm wide housing suit-
able both for back and front
panel mounting.
Product Description
Type Selection
Input current Reaction time Type no.
2 - 20 AAC Standard DIA53 S724 20A
5 - 50 AAC Standard DIA53 S724 50A
10 - 100 AAC Standard DIA53 S724 100A
2 - 20 AAC Fast DIA53 S724 20A F
5 - 50 AAC Fast DIA53 S724 50A F
10 - 100 AAC Fast DIA53 S724 100A F
Input Specifications
Output Specifications
Output NPN-PNP open collector,
NO
Output current
Maximum load current 100 mA
Leakage current ≤ 100 µA
Max. voltage 40 VDC
Voltage drop (U
d
) < 2.5 VDC
General Specifications
Reaction time
DIA53 < 300 ms
(input signal variation from
-20% to +20% of set value)
DIA53...F < 50 ms
(input signal variation from
-20% to +20% of set value)
Repeatability 0.5 %
Hysteresis
(Differential travel) 7 - 13% of setpoint
Frequency range 45 - 400 Hz
Temperature variation ±0.20%/°C of setpoint
DIA53 S 724 20A DIA53 S 724 50A DIA53 S 724 100A
Current range 2 - 20 AAC @ 50 Hz 5 - 50 AAC @ 50 Hz 10 - 100 AAC @ 50 Hz
Max. current (continuously) 40 AAC 100 AAC 150 AAC
Max. overload current
(t = 30 s)
200 AAC 200 AAC 200 AAC
1-Phase AC Over Current
Environment
Degree of protection IP 20
Pollution degree 3
Operating temperature -20 to +60°C
Weight 80 g
Screw terminals
Tightening torque Max. 0.5 Nm
acc. to IEC 60947
Housing dimensions 17.5x81x67.2 mm
Approval UL, CSA
CE Marking Yes
EMC
Electromagnetic Compatibillity
Immunity According to EN 61000-6-2
Emission According to EN 61000-6-3
DIA 53 S 724 20A F