INFICON SKY CDG025D-X3 0.1 ... 1000 Torr / mbar process gauge - Manual (Page 9)

tina57e1 (2010-01) 9
Switching functions SP1, SP2
Setting range 0 … +10 V
Hysteresis 1% F.S.
Relay contact 30 VDC / ≤0.5 ADC
floating (n.o.)
closed at low pressure
(LED is lit)
open at high pressure
(LED is off)
Switching time ≤50 ms
RS232C interface
Transmission rate
Data format
Connection
9600 baud
binary
8 data bits
one stop bit
no parity bit
no handshake
→ "Electrical Connection"
Further information about the RS232C interface → [4]
Supply
DANGER
The gauge may only be connected to power sup-
plies, instruments or control devices that conform
to the requirements of a grounded protective extra-
low voltage (SELV) and limited power source
(LPS), Class 2. The connection to the gauge has to
be fused
2) .
Supply voltage
at the gauge
ripple
+14 … +30 VDC
Class 2 / LPS
≤1 V
pp
2)
INFICON controllers fulfill this requirement.