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Alptec digital multimeters

Technical characteristics

MEASUREMENTS MADE	ALPTEC 50	ALPTEC 60	ALPTEC 200
Phase and phase to phase voltage:	.	.	.
_* instantaneous	.	.	.
_* mean		.	.
_* minimum	.	.	.
_* maximum	.	.	.
Current per phase:	.	.	.
_* instantaneous	.	.	.
_* mean		.	.
_* minimum	.	.	.
_* maximum	.	.	.
_* averaged maximum		.	.
Frequency	.	.	.
Power factor	.	.	.
Cos φ		.	.
Active power:	.	.	.
_* instantaneous	.	.	.
_* per phase	.	.	.
_* total and bi-directional		.	.
_* mean		.	.
_* minimum	.	.	.
_* maximum	.	.	.
_* averaged maximum		.	.
Reactive power:	.	.	.
_* instantaneous	.	.	.
_* per phase	.	.	.
_* total and bi-directional		.	.
_* mean		.	.
_* minimum	.	.	.
_* maximum	.	.	.
Apparent power:	.	.	.
_* instantaneous	.	.	.
_* per phase	.	.	.
_* total and bi-directional		.	.
_* mean		.	.
_* minimum	.	.	.
_* maximum	.	.	.
Active energy:		.	.
_* total and bi-directional		.	.
Reactive energy:		.	.
_* total and bi-directional		.	.
Harmonics (%) --> 21st order:		.	.
_* voltage		.	.
_* current		.	.
_* total distortion		.	.
COMMUNICATION			.
RS 485 (MODBUS - RTU protocol)			.
1 programmable electromechanical relay			.
1 programmable solid state relay			.

ELECTRICAL CHARACTERISTICS
Voltage input:
_* direct without voltage transformer	10 to 830 VAC
_* with voltage transformer	Primary 69000 V max.
_* consumption per phase	0.7 VA
Current input:
_* direct without current transformer	0.02 to 5 A (+20% permitted)
_* with current transformer	Primary 10000 A max.
_* consumption per phase	0.3 VA
Frequency input	45 to 65 Hz
Measurements (power, energy, etc.)	In all 4 quadrants (except Alptec 50: 2 quadrants)
Types of measurement	True RMS
Connection mode	Single, two or three phase, with or without neutral
Measurement precision:
_* voltage, current, power	+/-0.5%
_* energy	+/-1%
Display refresh time	Every 300 milliseconds (except Alptec 50: 1s)
Characteristics of electromechanical output relay:
_* current / contact voltage	5 A/250 VAC
Characteristics of solid state output relay:
_* type	Bi-directional
_* current: voltage	55 mA/60 VAC and DC
Characteristics of RS 485 serial link
_* type	Isolated
_* Programmable band rate	2400 to 19200 bps
Display immunity against power line disturbance	20 milliseconds
Backup of parameters and acquisitions	permanent backup
Auxiliary power supply	208 to 240VAC/50-60Hz/10VA

ADJUSTABLE CHARACTERISTICS
Integration time for energy values and averaged maximum	1 to 60 minutes
Current transformer ratio	1 to 2000
Voltage transformer ratio	1 to 1000
Network type	Single, two or three phase

USAGE CHARACTERISTICS
Operating temperature	-20 to +60° C
Storage temperature	-30 to +80° C
Humidity	<90%
Protection index	IP 41

MECHANICAL CHARACTERISTICS
Dimensions (L x W x D)
_* flush fitting	96 x 96 x 91 mm
_* DIN rail	105 x 90 x 60 mm
Weight	0.4 kg

STANDARDS
	CEI / EN 50081-1 and 50082-2
	CEI / EN 61040-1
	CEI / EN 60068-2-6-27
	CEI / EN 61000-4-11