Chapter 1: Instrument Parts, Accessories And Options; Introduction; The Instrument - GE Druck DPI 620 User Manual

1.1 Introduction

1.2 The instrument

2
1
5
Figure 1-1: General view of
the instrument
2 a b
Figure 1-2: CH1/CH2
connections
(COM = Common)
[EN] English - K0449
This chapter gives a description of the different parts of the
instrument and the accessories/options available.
1. On or off button. Press and hold the button down until the
display comes on.
2. Channel 1 (CH1) and channel 2 (CH2) connectors for
electrical operations; see
3. Rubber pull-down cover for the USB type A connector; USB
mini type B connector and +5V DC power input socket;
3
see Figure
4. Colour display with touch-screen. The number of windows
4 you see on the display is set by the number of task selections
and external modules you are working with (maximum: 6);
see Section 2.9 (Display
To make a selection, lightly tap on the applicable display area
with a finger.
5.
Sealed speaker unit.
2a Channel 1 (CH1) connectors for:
V: volts/mV DC or AC*; Hz: frequency and counts/min,
counts/hour (cpm/cph);
3-wire (3W), 4-wire (4W) resistance temperature detectors;
: switch operation; mA+, mA-: current. Refer to
Chapter 3 (Electrical and IDOS
c
2b Channel 1 (CH1) connectors for thermocouples (TC). Refer to
Chapter 3.
2c Isolated channel 2 (CH2) connectors for:
V: volts/mV DC; mA+, mA-: current; 24Vo: 24V loop power
supply;
connections, refer to
Note: * You can measure an AC voltage (maximum: 20 Vrms)
without the GE specified AC probe (P/N IO620-AC). If it is more than
20Vrms, you must use the AC probe (maximum: 300 Vrms) in CH1
connectors V/Hz and COM; see
Chapter 1: Instrument parts,
accessories and options
Figure 1-2.
1-3.
operation).
:
: resistance; RTD: 2-wire,
operations).
: switch operation; refer to
Chapter 8.
Section 3.2.5.
Instrument parts, accessories and options 1-1
Chapter 3. For HART