Fixed wire resistor for DC and AC circuits. Ohm
Version | Dimensions, mm | Mass, not more than, g | ||
L | D | d | ||
PTMN-0,5 | 15±0.5 | 7±0.5 | 0.8±0.05 | 1.8 |
PTMN-1 | 23±0.5 | 9±0.5 | 0.8±0.05 | 5.0*/4.0** |
Annotation example:
Resistor PTMN-1-100 kOhm ±0.25% OZhO.467.503TU
Operational conditions
Ambient air temperature, oС | -60…+125 |
Relative humidity at +40 oC | 98% |
Air pressure | 3 bar. .. 5 mmHg |
Vibratory loads frequency, Hz acceleration, g | 5...2000 12 |
Mechanical impact acceleration, g up to 9 impacts more than 9 impacts | 1000 35 |
Linear acceleration, g | 150 |
Main parameters
Rated resistances are a E24 sequence in accordance with GOST 2825-67
Version | Rated resistance range, Ohm, with allowed variation, % | ||
±0.25 | ±0.5 | ±1.0 | |
PTMN-0,5 | 10000..300000 | 100..300000 | 1..300000 |
PTMN-1 | 10000..1000000 | 100..1000000 | 1..1000000 |
Voltage, not more than, V | 400 |
Temperature coefficient of resistance per 1 oC (within range -60..+125 oC) for PTMN-0,5 1..62 OHM and PTMN-1 1..100 Ohm for PTMN-0,5 62..300 OHM and PTMN-1100 Ohm..1 MOhm | ±1?104 ±1.5?104 |
Insulation resistance between terminals and case, not less than, MOhm in normal conditions after 96 hours at relative humidity 95-98% and temperature +40±2 oC after 56 days at relative humidity 95-98% and temperature +40±2 oC after 3 days of sea fog exposure | 1000 100 10 10 |