2Introduction & Specifications
17
Series 340 Vacuum Gauge Controller
Instruction Manual - 340005 - Rev. D
2.3.4 Remote Input/Output
Table 2-7 Convectron Module Specifications
Parameter
Specification
Display Resolution
2 significant digits (1 significant digit in the 10
-4
decade)
Analog Output
Nonlinear 0 to 5.3 Vdc (+5% corresponding to 0 to 1000 Torr)
Display Update Time
0.5 sec. typical. Switchable to 3 sec./ reading average
Ion Gauge Turn ON Range
OFF, 5 mTorr to 50 mTorr
Process Relay Setting
Max switched power
Max switched current
Max switched voltage
Contact rating
Resistive load.
30 W or 60 VA
2 A
30 Vdc or 300 VAC
1 A at 30 Vdc, 0.5 A at 125 VAC
Process Relay Turn ON Range
OFF, 5 mTorr to 200 mTorr
Table 2-8 Remote I/O Specifications
Parameter
Specification
Gauge and Degas On/Off Inputs
Less then 0.4 V @ 10 µA for 25 msec (min). Must go to greater than 3.5
V for 105 msec (min) before next low state.
Filament Status Relay Contact Rating
4 A, 250 VAC resistive load or 30 Vdc.
