SPECIFICATIONS. Derating. Ambient Temperature ( C) Ordering Information

Transcription

1 FHR 4-426H Resistances from.5ohm to 1Ohms Power Rating to 15Watt Resistance Tolerances to ±.25% Customized Resistance Values Type FHR 4-426H Resistance Range Power rating (7 C) Tolerances from.5 Ohms from.1 Ohms from.2 Ohms Thermal Resistance max. Current Thermal EMF 1%.5% / 1%.25% /.5% / 1%.5 to 1. Ohms 15 W 4. K/W 1 A <.1µV/K Operating Temperature Range -4 to 13 C Resistor Material Substrate Housing Connector Material CuNiMn-Foil anodized aluminium Al-heatsink powersocket RM2.54 / 16 pin other contacts upon request Terminals 4 Derating Power (% from nominal power) Ambient Temperature ( C) Part Number - Resistance - Tolerance FHR 4-426H.1 Ohms 1% A Riedon Company Page 31 rev. 3/26A

2 FHR 4-426H (continued) Dimensions Dimension mm (±mm) inches (±inches) A B C D E F G H I J A Riedon Company Page 32 rev. 3/26A

3 CAL 4-41 Resistance Values.1Ohm up to 1kOhms Calibration Resistor Resistance Tolerances to.2% Excellent Long-term Stability DKD-Calibration as Option Type CAL 4-41 Resistance Value (Ohms) Tolerance.1 %.1 %.5 %.5 %.5 %.3 %.3 %.3 % Long term stability.2% typ. (23 C for 2h).5% max. (7 C for 2h) <1 ppm/k (2...6) C Operating Temperature Range C Resistor Material CuNiMn Dimensions (WxHxD) 1 x 7 x 4 mm 3.94 x 2.76 x 1.58 inches Weight approx. 23g max. Current 6 A 6 A 3 A 3 A 2 A 15 A 1 A 5 A 5 A 3 A 2 A 1.5 A 1 A.7 A.5 A.3 A.2 A.15 A.1 A.7 A.4 A.2 A.12 A.1 A All Calibration Resistors are shipped with a factory certificate / including type / serial number / resistance value and correction factor of measurement. (2 x 1-4 / see DKD-3). Option DKD Calibration of a Calibration Resistor at a DKD Calibration Laboratory (supervised by the PTB / Physikalisch Technische Bundesanstalt in Braunschweig) with DKD Calibration Certificate. Part Number - Resistance - Tolerance CAL Ohms.1% A Riedon Company Page 5 rev. 11/25A

4 FHR 4-236D/D Customized Resistance Values Power Rating to 5Watt Resistance Tolerances to ±.2% TCR to ±15ppm/K Excellent Pulse Handling Capabilities (35J) Type Resistance Range Power rating (7 C) Max. Pulse Energy FHR 4-236D/D.35 Ohms Other values upon request 5 W 35J / 5ms Tolerances.2% Other tolerances upon request Thermal Resistance 12 K/W Stability.5% Insolation Resistance max. Current Thermal EMF ±15ppm/K (2 to 6 C) 5 VDC 12 A <.1µV/K Operating Temperature Range -4 to 13 C Resistor Material Substrate Connector Material CuNiMn-Foil Al Cu / tinned Terminals 2 Part Number - Resistance - Tolerance FHR 4-236D/D.35 Ohms.2% A Riedon Company Page 27 rev. 3/26A

5 FHR 4-236D/D (continued) ppm/K R/R (ppm) ppm/K Limit 2 (3σ) -6 Nominal R/R Limit 1 (3σ) Temperature ( C) Derating Power (% from nominal power) Ambient Temperature ( C) Dimensions Dimension mm (±mm) inches (±inches) A B C A Riedon Company Page 28 rev. 3/26A

6 FHR 4-282H Resistances from.1ohm to.1ohms Power Rating to 1Watt Resistance Tolerances to ±1% TCR to ±3ppm/K Load Stability to.5% Customized Resistance Values Type FHR 4-282H Resistance Range Power rating free air 7 C with heatsink.1 to.1 Ohms Other values upon request 3 W 1 W Tolerances 1% / 5% Other tolerances upon request Thermal Resistance 8. K/W Stability.5% Temerature Coefficient Insolation Resistance max. Current Thermal EMF ±3ppm/K (2 to 6 C) 5 VDC 1 A <.1µV/K Operating Temperature Range -4 to 13 C Resistor Material Substrate Connector Material CuNiMn-Foil anodized aluminium Cu / tinned Terminals 4 Part Number - Resistance - Tolerance FHR 4-282H.1 Ohms 1% A Riedon Company Page 29 rev. 3/26A

7 FHR 4-282H (continued) ppm/K R/R (ppm) ppm/K Limit 2 (3σ) -6 Nominal R/R Limit 1 (3σ) Temperature ( C) Derating without heatsink with heatsink Power (% from nominal power) Power (% from nominal power) Ambient Temperature ( C) Temperature of the backplate ( C) Dimensions Dimension mm (±mm) inches (±inches) A B C D E F G H I J K L M N O P A Riedon Company Page 3 rev. 3/26A

8 UHR 4-52D Resistances from 1Ohm to 4Ohms Power Rating to 8Watt Resistance Tolerances to ±.1% TCR to ±5ppm/K Load Stability to.1% Type UHR 4-52D Resistance Range Power rating (7 C) Pulse Energy Thermal Resistance Rthj-c Tolerances.1% Other tolerances upon request 1. to 4 Ohms Other values upon request 8 W 1 kj / 1s 1 K/W Stability.1% Insolation Resistance max. Current Thermal EMF ±5ppm/K (-55 to 155 C) 3 kvdc 3 A <.1µV/K Operating Temperature Range -55 to 155 C Resistor Material Substrate Housing Connector Material NiCr-Foil AlN Al Cu tinned Terminals 4 Part Number - Resistance - Tolerance UHR 4-52D 1Ohms.1% A Riedon Company Page 17 rev. 3/26A

9 UHR 4-52D (continued) 8 R/R (ppm) ppm/K +5ppm/K Nominal Spread ±2.3ppm/K Nominal R/R -6 Nominal Spread ±2.3ppm/K Temperature ( C) 12 Derating 1 Power (% from nominal power) Ambient Temperature ( C) Dimensions Dimension mm (±mm) inches (±inches) A B C D A Riedon Company Page 18 rev. 3/26A

10 TFBR Series Low Profile Power Resistors Resistances from.5 to 27Ohms Power Rating to 16 Watt Low inductance Type TFBR2 TFBR5 Power Rating (W) 1 3 Max. single pulse power (W) (1ms pulse non-repetitive) 8 16 Resistance Range (W).5 to 27 Max R at rated pulse load ±2% Max. pulse power (W) 2 5 Stability after 5 cycles <±5% Max. resistor temperature ( C) 365 Min. dielectric withstand voltage 25 VDC Inductance (typ.) <3µH <5µH Dimensions LxW 6.96 x 4.64 mm [3.78 x 1.6 inches] 122 x 7 mm [4.8 x 2.75 inches] For tests the resistor was mounted an a heatsink with a thermal resistance of.5 K/W air cooled at 15 m/s. Derating % of rated power Heatsink Tem perature ( C) Part Number - Resistance Example: TFBR 1Ohms A Riedon Company Page

11 WPR 2-TO5 Type Resistance Range Power rating (7 C) Tolerances.1% /.1% /.25% /.5% / 1% Other tolerances upon request WPR 2-TO5 5 Ohms to 6 kohms Other values upon request.25 W Stability.1% Thermal EMF ±5ppm/K (-4 to +125 C) <.1µV/K Operating Temperature Range -55 to 13 C Resistor Material Connector Material NiCr Cu / gold-coat Terminals Derating Resistances from5ohm to 6kOhms Power Rating to.25watt Resistance Tolerances to ±.1% TCR to ±5ppm/K Load Stability to.1% Hermetically Sealed Power (% from nominal power) Ambient Temperature ( C) Dimensions Dimension mm (±mm) inches (±inches) A B C D E F Ø.45.1 Ø.18.4 G Part Number - Resistance - Tolerance WPR 2-TO5 33Ohms.1% A Riedon Company Page 143 rev. 3/26A

12 TSC & TVC Series Tubular Power Wirewound Resistors Resistances from 1 to 48kOhms Power Rating 5 to 225Watts Resistance Tolerances to ± 5% Options: Special Tolerances Ayrton-Perry / Non-Inductive Windings Fixed / Tapped / or Adjustable Quick Connect Terminals Mounting Brackets Specification Resistance Range Value 1W to 48kOhms Tolerances ±5% Standard ( Call Factory for Other Tolerances ) Temperature Range Dielectric Strength Overload >2R : ±2ppm/K 1R to 2R : ±26ppm/K -55 C to +35 C 1 VAC 1X Rated Power / 5s 12 Power Derating Curve 1 Power ( % ) Ambient Temperature ( C) For Non-Inductive Windings / insert the letter N ( i.e. TSCN-5 ) TSC-5 and larger parts are Available with.25 x.32 Quick Connect Terminal / Add QC to the Part Number. Push-in friction grip mounting brackets are Available / Add BKTS to Part Number Part Number - Resistance - Tolerance - TCR ( If not standard ) - Quick-Connects - Brackets Example: TSC-75 1 Ohm 5% QC BKTS A Riedon Company Page 97 rev. 3/26A

13 TSC & TVC Series Tubular Power Wirewound Resistors (continued) Type Wattage Rating Resistance Range 1 A ±.62 [±1.6mm] Dimensions B ±.31 [±.8mm] C ±.62 [±1.6mm] Terminal Size BKTS - Mounting Dimensions K ±.62 [±1.6mm] M ±.62 [±1.6mm] C ±.2 [±.5mm] TSC k.312 [7.9].188 [4.8] 1. [25.4] T [36.6].146 [3.7] TSC k.312 [7.9].188 [4.8] 1.75 [44.4] T1.938 [23.8] 2.19 [55.6].146 [3.7] TSC k.25 [6.4].188 [4.8] 2. [5.8] T1-2.5 [63.5].146 [3.7] TSC k.563 [14.3].312 [7.9] 2. [5.8] T [42.9] 2.75 [69.9].161 [4.1] TSC-25A 3 1-1k.75 [19.1].5 [12.7] 2. [5.8] T [58.7] 2.88 [73.2].161 [4.1] TSC-25B 3 1-1k.625 [15.9].453 [11.5] 2. [5.8] T [42.9] 2.63 [66.8].161 [4.1] TSC k.563 [14.3].312 [7.9] 4. [12] T [42.9] 4.75 [121].161 [4.1] TSC-5A k.75 [19.1].5 [12.7] 4. [12] T [58.7] 4.88 [124].196 [5.] TSC-5B k.75 [19.1].547 [13.9] 4.5 [114] T [58.7] 5.38 [137].196 [5.] TSC k.563 [14.3].312 [7.9] 6. [152] T [42.9] 6.75 [171].161 [4.1] TSC-75A k.75 [19.1].5 [12.7] 6. [152] T [58.7] 6.88 [175].196 [5.] TSC k.75 [19.1].5 [12.7] 6.5 [165] T [58.7] 7.38 [187].196 [5.] TSC k [28.6].75 [19.1] 6.5 [165] T [71.4] 7.38 [187].196 [5.] TSC k [28.6].75 [19.1] 8.5 [216] T [71.4] 9.38 [238].196 [5.] TSC k [28.6].75 [19.1] 1.5 [267] T [71.4] [289].196 [5.] 1 For non-inductive windings / divide maximum resistance by 2 -BKTS Option Terminal Size D ±.1 [±6.4mm] E ±.32 [±.8mm] F ±.5 [±.13mm] T1.188 [ 4.8 ].438 [ 11.1 ].14 [ 2.6 ] T2.25 [ 6.3 ].563 [ 14.3 ].166 [ 4.2 ] T3.312 [ 7.9 ].625 [ 15.9 ].196 [ 5. ] A Riedon Company Page 98 rev. 3/26A