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Product description
Switching-Relays Typs TR 122 D(A) monitor the input-signal for 2 limits. The TR 122 DA transduces the measured temperature/resistance to a proportional DC-current. Applications of the TR 122 D(A) are:
Overview of Functions
Part number
T224127 | no analog output |
---|---|
T224126 | with analog output |
Technical data
Power Supply | |
---|---|
Rated supply voltage Us | AC/DC 24 – 240 V, 0 / 50 / 60 Hz < 3 W < 5 VA |
Tolerance | DC 20,4 - 297 V, AC 20 - 264 V |
Relay output | 2 x 1 change-over contact (CO) |
Switching voltage | max. AC 415 V |
Switching current | max. 5 A |
Switching capacity | max. 1250 VA (ohmic load) max. 48 W at DC 24 V |
Reduction factor for cos ϕ 0,7 | 3-wire, max. resistance 3 x 25 Ω |
Nominal operational current Ie | |
AC15 | Ie = 1 A ..... Ue = 400 V Ie = 2 A ..... Ue = 250 V |
DC13 | Ie = 2 A ..... Ue = 24 V Ie = 0,2A ..... Ue = 125 V Ie = 0,1A ..... Ue = 250 V |
Recommended fuses for contacts | T 3,15 A (gL) |
Expected life mechanical | 1 x 107 switching cycles |
Expected life electrical | 1 x 105 switching cycles at AC 250 V / 5 A 2 x 105 switching cycles at AC 250 V / 3 A 6 x 105 switching cycles at AC 250 V / 1 A |
Test conditions (EN 50178 / EN 60 947)
Rated impulse voltage | 4000 V |
---|---|
Contamination level | 3 |
Rated insulation voltage Ui | 250 V |
On-time | 100% |
Rated ambient temperature range | -20 °C ... +60 °C (EN 60068-2-1 dry heat) |
EMV – interference resistance | EN 61000-6-2 |
EMV – emitted interference | Vibration resistance EN 60068-2-6 |
Sensor connection | |
Measuring time tM | <2,5 s <5 s in case of changes> 5 K or <1 K <15 s in case of sensor error |
Tolerance | ±0,3 % of measured value ±0,5 K |
Sensor current | ≤0,8 mA |
Temperature drift | <0,04°C/K |
Analog output
Current output 0/4-20 mA | max. 500 Ώ, Precision 0,3 % of Full-Scale |
---|---|
Temperature drift | < 0,015 %/K |
Error from impedance | (250Ώ - load)/250Ώ * 0,3 % of current |
At error short circuit Er1 | output 0 mA |
Other errors | output 22 mA |
Design | S12 |
Dimensions (height x width x depth) | 82 x 42 x 121 mm |
Wire connection, one wire | 12-pole, each 2 x 1,5 mm2 |
Protection class housing | IP 40 |
Protection class terminal | IP 20 |
Mounting position | any |
Installation | Snap mounting on DIN-rail 35 mm According to EN 60715 or screws M4 |
Weight | app. 250 g |
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Sie müssen eingeloggt sein
Product description
Switching-Relays Typs TR 122 D(A) monitor the input-signal for 2 limits. The TR 122 DA transduces the measured temperature/resistance to a proportional DC-current. Applications of the TR 122 D(A) are:
Overview of Functions
Part number
T224127 | no analog output |
---|---|
T224126 | with analog output |
Technical data
Power Supply | |
---|---|
Rated supply voltage Us | AC/DC 24 – 240 V, 0 / 50 / 60 Hz < 3 W < 5 VA |
Tolerance | DC 20,4 - 297 V, AC 20 - 264 V |
Relay output | 2 x 1 change-over contact (CO) |
Switching voltage | max. AC 415 V |
Switching current | max. 5 A |
Switching capacity | max. 1250 VA (ohmic load) max. 48 W at DC 24 V |
Reduction factor for cos ϕ 0,7 | 3-wire, max. resistance 3 x 25 Ω |
Nominal operational current Ie | |
AC15 | Ie = 1 A ..... Ue = 400 V Ie = 2 A ..... Ue = 250 V |
DC13 | Ie = 2 A ..... Ue = 24 V Ie = 0,2A ..... Ue = 125 V Ie = 0,1A ..... Ue = 250 V |
Recommended fuses for contacts | T 3,15 A (gL) |
Expected life mechanical | 1 x 107 switching cycles |
Expected life electrical | 1 x 105 switching cycles at AC 250 V / 5 A 2 x 105 switching cycles at AC 250 V / 3 A 6 x 105 switching cycles at AC 250 V / 1 A |
Test conditions (EN 50178 / EN 60 947)
Rated impulse voltage | 4000 V |
---|---|
Contamination level | 3 |
Rated insulation voltage Ui | 250 V |
On-time | 100% |
Rated ambient temperature range | -20 °C ... +60 °C (EN 60068-2-1 dry heat) |
EMV – interference resistance | EN 61000-6-2 |
EMV – emitted interference | Vibration resistance EN 60068-2-6 |
Sensor connection | |
Measuring time tM | <2,5 s <5 s in case of changes> 5 K or <1 K <15 s in case of sensor error |
Tolerance | ±0,3 % of measured value ±0,5 K |
Sensor current | ≤0,8 mA |
Temperature drift | <0,04°C/K |
Analog output
Current output 0/4-20 mA | max. 500 Ώ, Precision 0,3 % of Full-Scale |
---|---|
Temperature drift | < 0,015 %/K |
Error from impedance | (250Ώ - load)/250Ώ * 0,3 % of current |
At error short circuit Er1 | output 0 mA |
Other errors | output 22 mA |
Design | S12 |
Dimensions (height x width x depth) | 82 x 42 x 121 mm |
Wire connection, one wire | 12-pole, each 2 x 1,5 mm2 |
Protection class housing | IP 40 |
Protection class terminal | IP 20 |
Mounting position | any |
Installation | Snap mounting on DIN-rail 35 mm According to EN 60715 or screws M4 |
Weight | app. 250 g |
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