МК-516-008 А

The analog input module MK-516-008 A is used to measure an analog signal from detectors and instruments with a current output in a range from 4 to 20 mA (from 0 to 20 mA).

TECHNICAL CHARACTERISTICS:

Imensions HxWxD: 180x40x145,2 mm;
Weight: not more than 370 g;
Structural design: for installation on a standard 105 mm DIN bar;
Connection: 40 contacts, 1.5 mm², PUSH-IN;
IP protection: Ip20;
Power supply voltage: 5 V;
Power consumption: 2 W;
Number of inputs: 8 isolated;
Accuracy grade: 16 bits;
Measurement range: 4...20 (0...20) mА;
Input resistance: 250-300 Ohm;
Galvanic isolation of a channel group – control circuit (Including common bus): 1500 V;
Galvanic isolation between channel groups: 500 V;
Limit value monitoring: yes;
Indication of inputs status: yes;
Channel protection from inlet overcurrent: polyfuse;
Channel protection from overvoltage (up to 30 V): yes;
Mean time:
- between failures (Siemens SN 29500): 1 503 769 h;
- between metrological failures of the module: 100 000 h.

METROLOGICAL CHARACTERISTICS:

Current 4…20 (0…20 mA):

• Basic reduced error of measurement: ± 0,025%;
• Additional reduced error caused by a change of ambient air temperature from (25±2) °C to any temperature in a range from minus 20 °C to plus 70 °C: ± 0,05%.

Calibration interval: 5 years.