INFICON HPG400 ATM to High-Vacuum Gauge - Manual (Page 10)

10
tina31e1 (2004-05) HPG400 v1.om
For reasons of compatibility, the expression "sensor cable" is used for all
HPG400 versions in this document, although the pressure reading of the
gauges with fieldbus interface (HPG400-SD and HPG400-SP) is nor-
mally transmitted via the corresponding bus.
Electrical connector
HPG400
HPG400-SD, HPG400-SP
D-Sub,15 pins, male
→ 17
→ 18
Cable for HPG400
Analog values only
Incl. RS232C interface and
identification
Cable for HPG400-SD, HPG400-SP
4 conductors plus shielding
7 conductors plus shielding
depending on the functions used,
max. 14 conductors plus shielding
Max. cable length (supply voltage 24 V)
Analog and fieldbus operation
RS232C- and VGC4XX operation
≤35 m, conductor cross-section 0.25 mm²
≤50 m, conductor cross-section 0.34 mm
≤100 m, conductor cross-section 1.0 mm²
≤30 m
Switching functions
HPG400
HPG400-SD, HPG400-SP
Adjustment range
none
2 (Setpoint A and B)
2×10
-6
mbar … 100 mbar
Setpoints adjustable via potentiometers
(setpoints A and B), one floating, nor-
mally open relay contact per setpoint
(
→ 18, 34).
Relay contact rating
Voltage
Current ≤60 V
≤0.5 ADC
Data rate
Data format
Connections (sensor cable connector)
TxD (Transmit Data)
RxD (Receive Data)
GND
9600 Baud
binary
8 data bits
one stop bit
no parity bit
no handshake
Pin 13
Pin 14
Pin 5
Function and communication protocol of the RS232C interface
→ 28
For HPG400-SD gauges with part numbers:
353-527
353-528
Fieldbus name DeviceNet
Standard applied → [6]
Communication protocol, data format → [1], [4]
Interface, physical CAN bus
Data rate
(adjustable via "RATE" switch) 125, 250 and 500 kBaud
"P" (125, 250 and 500 kBaud, program-
mable via DeviceNet (
→ [1]))
Node address (MAC ID)
(Adjustable via "ADDRESS", "MSD",
"LSD" switches) 0 … 63
dec
"P" (programmable 0 … 63 via
DeviceNet,
→ [1])
Sensor cable connection
RS232C interface
DeviceNet interface
(HPG400-SD)