Specifications
Main technical specification of the device is given in Table.
Device features
| Item | Value |
|---|---|
| Power supply | |
AC:
|
90…264 V (nominal values – 110, 220 or 240 V) 47…63 Hz (nominal values – 50 and 60 Hz) |
| DC: | 20…34 V (nominal value – 24 V) |
| Maximum power consumption | max. 5 VA |
| Inputs | |
| Number of control inputs | 4 |
| Current sensors poll | 2 mA |
| Nominal supply voltage of the sensors | 24 V |
| Internal power supply | |
| Nominal DC voltage | 24 V |
| Maximum output current | 50 mA |
| Instability of output supply voltage | max. 10 % |
| Pulsation level, max. | 100 mV |
| Pulse counter | |
| Number of display digits | 6 |
| Counting speed | max. 2 500 Hz |
| Duration of input pulses | min. 200 μs |
| Range of values of the multiplier | from 0.00001 to 99999 |
| Frequency of input filter | 1…2500 Hz |
| Pulse ratio | min. 2 |
| Limit of permissible basic error (according to GOST24907) | ±1 junior digit |
| Outputs | |
| Number of outputs | 1 |
| Current switched by relay contacts | max. 8 A (at 220 V AC and cos φ > 0.4) |
| Current of transistor optocoupler load | max. 0.4 A (at 50 V) |
| Current of optotriac load | max. 0.4 A |
| Housing | |
Dimensions:
| 105
× 130 × 65 mm 96 × 96 × 65 mm 96 × 48 × 100 mm |
Protection class:
| IP44 IP54 (front panel side) |
| Device features | |
| Weight, max. | 1 kg |
| Average service life | 8 years |
Operating conditions
The device is designed for operation in following conditions:
- closed explosion-proof rooms without aggressive vapors and gases;
- ambient temperature from -20 to +70 °С;
- upper limit of relative humidity is max. 95 % at 35 °C and lower temperatures without moisture condensation;
- atmospheric pressure from 84 to 106.7 kPa.
In terms of resistance to electromagnetic influences and the level of radiated radio interference, the device corresponds to class A equipment in accordance with GOST 51522-1999 (IEC 61326-1).
In terms of resistance to mechanical influences during operation the device corresponds to group of performance N2 in GOST R 52931-2008.
According to the resistance to climatic impacts during operation, the device corresponds to the execution group V4 according to GOST R 52931-2008.
Notice