GB 01358 - Edition 03 - September 04
1/5
A 201
ASM 192 T2D+
detector operating principle
Pumping capacities
27 m
3
/h (16 cfm) roughing (dry primary pump ACP 28) or
54 m
3
/h (32 cfm) + 100 l/s (turbomolecular pump ATP 100).
Helium pumping speed at inlet port: 20 l/s.
Test capacities
Short test cycle on big volumes.
Quick response time on big volumes.
Auto-calibration with integrated calibrated leak.
1
Preamplifier
2
Analyzer cell
3
Detector inlet port
4
Internal calibrated leak
5
Inlet pressure gauge (PI3C)
6
Outlet pressure gauge (PI1)
7
Vent connector
8
Long distance sniffer
connector
9
Nitrogen purge connector
15
Roughing primary pump
(ACP 28)
15’
Second roughing dry primary
pump (ACP 28)
16
Roughing molecular pump
(ATP 100)
17
Roughing molecular pump
(MDP 5006HDS)
18
Detection turbomolecular
pump
(TMP 5154)
VA1
Inlet vent valve
VR1
Roughing valve
VB
By-pass valve
VT1
Exhaust valve
VT4
Detection valve
VS
Sniffing valve
VC2
Calibration valve - Detection
VC1
Calibration valve - Roughing
VC3
Calibration valve - Inlet vent
Vacuum circuit