page 20 Model 2002
Figure 4.2
SENSOR CONNECTOR
Pin#
Connection
1
Sensor
2
Bridge (sense)
3
Bridge-Power
4
Reference
5
Common
6
Common (sense)
7
N/C
8
N/C
I/O CONNECTOR
Pin#
Connection
1
Analog Output
2
Analog Common
3
High Setpoint
4
Low Setpoint
5
Digital Common
6
Remote Zero
7
+5V
Model 2002
Rear Panel Detail
4.4 Power Entry Module
The AC power for the Model 2002 enters the instrument through a power entry module that
contains a fuse, on/off switch and an IEC 320 power inlet.
The fuse is rated for 250 V, 1/4 A. It can be accessed by unplugging the AC cord and prying the
fuse compartment open with the tab and slot in the power inlet chamber. There is a spare fuse in
the compartment within the fuse holder.
Analog 0-10V OPTION
BOARD CONNECTOR
Pin#
Connection
1
Analog Out 1 (1024 Torr) High
2
Analog Out 1 (1024 Torr) Shield
3
Analog Out 1 (1024 Torr) Low
4
5
6
7
Analog Out 2 (1000 mTorr) Low
8
Analog Out 2 (1000 mTorr) High
9
Analog Out 2 (1000 mTorr) Shield
4-20mA OPTION
BOARD CONNECTOR
Pin#
Connection
1
I-Loop Out (+) 1024 Torr
3
I-Loop In (-) 1024 Torr
8
I-Loop Out (+) 1000 mTorr
7
I-Loop In (-) 1000 mTorr
LOW SETPOINT OPTION BOARD HIGH SETPOINT
RELAY CONNECTOR (MALE) RELAY
TRANSDUCER CONN. STANDARD
(FEMALE) I/O CONNECTOR
Содержание 2002
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