User manual
PQM-702, PQM-703 Operating Manual
102
6.10 Supported current clamps
Types of supported current clamps
F-1
Flexible clamps (Rogowski coil), perimeter: 120 cm, measuring range 3000 A
RMS
F-2
Flexible clamps (Rogowski coil), perimeter: 80 cm, measuring range 3000 A
RMS
F-3
Flexible clamps (Rogowski coil), perimeter: 45 cm, measuring range 3000 A
RMS
C-4
CT, AC clamps, measuring range 1000 A
RMS
, 1 mV/A
C-5
CT, AC/DC clamps with Hall sensor, measuring range 1000 A
RMS
, 1 mV/A
C-6
CT, AC clamps for low currents, measuring range 10 A
RMS
, 1 mV/10 mA
C-7
CT, AC clamps, measuring range 1000 A
RMS
, 5 mV/A
6.11 Communication
Communication
USB
Max. transmission speed 921.6 kbit/s, mass-storage reader mode with few MB/s
throughput.
Compatible with USB 2.0
Wireless
Built-in 433 MHz radio module,
Connection via OR-1 wireless module,
Max. transmission speed: 57.6 kbit/s
Range up to 5 m
GSM
Internal GSM modem (UMTS standard)
Max. transmission speed: 5.76/7.2 Mbit/s (upload / download)
6.12 Environmental conditions and other technical data
Environmental conditions
Operating temperature range:
-20C…+55C
Storage temperature range
-30C…+60C
Humidity
10…90% with possible condensation
Ingress protection (according to EN
60529)
IP 65
Reference conditions
Ambient temperature: 0C…+40C
Humidity: 40…60%
Dimensions
200 x 180 x 77 mm (without cables)
Weight
approx. 1.6 kg
Display
color LCD TFT, 320x240 pixels, diagonal 3.5"
Data Memory
built-in memory card 8 GB (as standard), option of extending up to
32 GB
6.13 Safety and electromagnetic compatibility
Safety and EMC
Compliance with
IEC 61010-1
Measurement category
III 1000 V/IV 600 V, pollution class 2,
acc. to IEC 61010-1
Insulation
Double acc. to IEC 61010-1
Electromagnetic compatibility
IEC 61326
Immunity to radio frequency interferences
IEC 61000-4-3
sinusoidal modulation 80% AM, 1kHz
80…1000 MHz, 10 V/m
1.4…2.0 GHz, 3 V/m
2.0…2.7 GHz, 1 V/m
Immunity to electrostatic discharge
IEC 61000-4-2
Air discharge: 8 kV
Contact discharge: 4kV
Immunity to conducted disturbances, in-
duced by radio-frequency fields
IEC 61000-4-6
sinusoidal modulation 80% AM, 1kHz
0.15…80 MHz, 10 V