Thiết Bị Đo Lường Busch VACTEST DPH 400 / DPH 400 D

Thiết Bị Đo Lường Busch VACTEST DPH 400 / DPH 400 D Thiết Bị Đo Lường

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TECHNICAL DATA VACTEST DPH 400 (A) VACTEST DPH 400 (B) VACTEST DPH 400 (C) VACTEST DPH 400 D (A) VACTEST DPH 400 D (B)
Measurement principle Pirani / Bayard-Alpert Pirani / Bayard-Alpert Pirani / Bayard-Alpert Pirani / Bayard-Alpert Pirani / Bayard-Alpert
Materials exposed to vacuum Stainless steel 1.4307, Ni, W, Pl, yttrium coated iridium, glass Stainless steel 1.4307, Ni, W, Pl, yttrium coated iridium, glass Stainless steel 1.4307, Ni, W, Pl, yttrium coated iridium, glass Stainless steel 1.4307, Ni, W, Pl, yttrium coated iridium, glass Stainless steel 1.4307, Ni, W, Pl, yttrium coated iridium, glass
Number of filaments 1 (Pirani) / 2 (Bayard-Alpert) 1 (Pirani) / 2 (Bayard-Alpert) 1 (Pirani) / 2 (Bayard-Alpert) 1 (Pirani) / 2 (Bayard-Alpert) 1 (Pirani) / 2 (Bayard-Alpert)
Filament material Tungsten (Pirani) / yttrium coated iridium (Bayard-Alpert) Tungsten (Pirani) / yttrium coated iridium (Bayard-Alpert) Tungsten (Pirani) / yttrium coated iridium (Bayard-Alpert) Tungsten (Pirani) / yttrium coated iridium (Bayard-Alpert) Tungsten (Pirani) / yttrium coated iridium (Bayard-Alpert)
Display Without display Without display Without display With display With display
Measurement range 1000–5 · 10⁻¹⁰ mbar 1000–5 · 10⁻¹⁰ mbar 1000–5 · 10⁻¹⁰ mbar 1000–5 · 10⁻¹⁰ mbar 1000–5 · 10⁻¹⁰ mbar
Overpressure limit 4 bar abs. 4 bar abs. 4 bar abs. 4 bar abs. 4 bar abs.
Measurement uncertainty < 30% of reading (1000–10 mbar), < 10% of reading (10–1 · 10⁻⁸ mbar) < 30% of reading (1000–10 mbar), < 10% of reading (10–1 · 10⁻⁸ mbar) < 30% of reading (1000–10 mbar), < 10% of reading (10–1 · 10⁻⁸ mbar) < 30% of reading (1000–10 mbar), < 10% of reading (10–1 · 10⁻⁸ mbar) < 30% of reading (1000–10 mbar), < 10% of reading (10–1 · 10⁻⁸ mbar)
Repeatability of measurement ±2% of reading (10–1 · 10⁻² mbar), ±5% of reading (1 · 10⁻²–1 · 10⁻⁸ mbar) ±2% of reading (10–1 · 10⁻² mbar), ±5% of reading (1 · 10⁻²–1 · 10⁻⁸ mbar) ±2% of reading (10–1 · 10⁻² mbar), ±5% of reading (1 · 10⁻²–1 · 10⁻⁸ mbar) ±2% of reading (10–1 · 10⁻² mbar), ±5% of reading (1 · 10⁻²–1 · 10⁻⁸ mbar) ±2% of reading (10–1 · 10⁻² mbar), ±5% of reading (1 · 10⁻²–1 · 10⁻⁸ mbar)
Leakage rate < 5 · 10⁻¹⁰ mbar · l/s < 5 · 10⁻¹⁰ mbar · l/s < 5 · 10⁻¹⁰ mbar · l/s < 5 · 10⁻¹⁰ mbar · l/s < 5 · 10⁻¹⁰ mbar · l/s
Reaction time < 50 ms < 50 ms < 50 ms < 50 ms < 50 ms
Serial interface RS485 RS485 RS485 RS485 RS485
Electrical connection D-Sub, 15 poles, male D-Sub, 15 poles, male D-Sub, 15 poles, male D-Sub, 15 poles, male D-Sub, 15 poles, male
Supply voltage 20–30 V 20–30 V 20–30 V 20–30 V 20–30 V
Max. power consumption 9 W (relays) 9 W (relays) 9 W (relays) 9 / 0.8 W (relays / display) 9 / 0.8 W (relays / display)
Output signal 0–10 V, RS485 0–10 V, RS485 0–10 V, RS485 0–10 V, RS485 0–10 V, RS485
Setpoint relay 2 dry contacts 2 dry contacts 2 dry contacts 2 dry contacts 2 dry contacts
Relay contact rating 2A, 50 VAC / 2A, 30 VDC, max. 60 VA 2A, 50 VAC / 2A, 30 VDC, max. 60 VA 2A, 50 VAC / 2A, 30 VDC, max. 60 VA 2A, 50 VAC / 2A, 30 VDC, max. 60 VA 2A, 50 VAC / 2A, 30 VDC, max. 60 VA
Operating temperature +5 … +60 °C +5 … +60 °C +5 … +60 °C +5 … +60 °C +5 … +60 °C
Max. bake-out temperature 180 °C 180 °C 180 °C 180 °C 180 °C
Weight approx. 475 g 475 g 475 g 475 g 475 g
Dimensions (L x W x H) 45 × 66 × 141 mm 45 × 66 × 141 mm 45 × 66 × 141 mm 45 × 66 × 141 mm 45 × 66 × 141 mm
Vacuum connection DN 25 ISO-KF DN 40 ISO-KF DN 40 CF-F DN 25 IS

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