INFICON BPG400 ATM to Ultra-High Vacuum Gauge User Manual
Page 11

tina03e1-b (2004-02) BPG400 v1.om
11
Fieldbus name
RS485
Data rate
300 … 28'800 Baud
Device address
(Adjustable via hexadecimal
"ADDRESS", "MSD", "LSD" switches)
00 … 7F
hex
(0 … 127
dec
), (
→ 38)
RS485 connection
D-Sub, 9 pins, male
Cable
shielded RS485 cable (
→ 24)
Cable length
≤100m
Materials exposed to vacuum
Housing, supports, screens
Feedthroughs
Insulator
Cathode
Cathode holder
Pirani element
stainless steel
NiFe, nickel plated
glass
iridium, yttrium oxide (Y
2
O
3
)
molybdenum
tungsten, copper
Internal volume
DN 25 ISO-KF
DN 40 CF-R
≤24 cm
3
≤34 cm
3
Pressure max.
2 bar (absolute)
Part number
353-500, 353-501
353-502, 353-503
353-505, 353-507, 353-509
353-506, 353-508, 353-513
≈290 g
≈550 g
≈430 g
≈695 g
Admissible temperatures
Storage
Operation
Bakeout
-20 … 70 °C
0 … 50 °C
+150 °C (without electronics unit or with
bakeout extension
→ 16)
Relative humidity
(year's mean / during 60 days)
≤65 / 85% (no condensation)
Use
indoors only
altitude up to 2000 m NN
Type of protection
IP 30
RS485 interface
(BPG400-SR)
Vacuum
Weight
Ambiance