EUTECH INSTRUMENTS ALPHA COND 500 - REV 4 Specifications download pdf (Page 59)

Transmitter Cond/Res 2-Channel M300 59

Printed in Switzerland 52 121 318

16 Speciﬁcations

16.1 General speciﬁcations

Conductivity/resistivity ranges

0.01 cm

–1

constant sensor 0.002 to 200 µS/cm (5000Ω x cm to 500 MΩ x cm)

0.1 cm

–1

constant sensor 0.02 to 2000 µS/cm (500Ω x cm to 50 MΩ x cm)

10 cm

–1

constant sensor 10 to 40,000 µS/cm (25Ω x cm to 100 KΩ x cm)

4-electrode sensor 0.01 to 650 mS/cm (1.54Ω x cm to 0.1MΩ x cm)

Chemical concentration curves HCI, NaOH, H2SO4: 0–20%, 0–15%, 0–20%

TDS range (CaCO3 and NaCl) Covers equivalent conductivity ranges

Temperature input PT 1000

Temperature measuring range –40 to + 200.0 °C (–40 to 392 °F)

Sensor maximum distance 61 m (200 ft); 15 m (50 ft with 4-E sensors)

Cond/Res accuracy ± 0.5% of reading or 0.25Ω, whichever is greater,

Up to 10 MΩ-cm

Repeatability ± 0.1% of reading for resistance

Resolution 0.001 (four signiﬁcant digits)

Temperature resolution 0.1 °C ( 0.1 °F)

Temperature relative accuracy ± 0.25°C (± 0.45 °F)

Temperature repeatability ± 0.13°C (± 0.23 °F)

Ratings/Approvals UL Listed, CE Compliant

16.2 Electrical speciﬁcations for 1/2DIN and 1/4DIN versions

Power requirements 100 to 240 V AC or 20 to 30 V DC, 5 W

Frequency 50 to 60 Hz

Analog output signals

Single Channel = Two, Dual Channel = Four

0/4 to 22 mA outputs for Conductivity/

Resistivity and temperature, galvanically

isolated from input and from earth/ground

Measurement Error through analog outputs < 0.5% of full scale

Analog output conﬁguration Linear, Bi-Linear, Logarithmic, Autoranging

Load max. 500 Ω

Connection terminals Detachable screw terminals

Digital communication USB port, Type B connector

PID process controller Pulse length, pulse frequency or analog control

Connection terminals Detachable screw terminals

Digital Input Single Channel =1, Dual Channel = 2

Mains power fuse 1.0 A slow blow type FC

Relays

2-SPDT mechanical 250VAC, 30 VDC,

3 Amps resistive

2-Reed 250VAC or DC, 0.5 A, 10 W

2-SPST mechanical rated at 250VAC,

3Amps (Dual Channel only)

Alarm Relay delay 0 – 999 s

Keypad 5 tactile feedback keys

Display four-line

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EUTECH INSTRUMENTS ALPHA COND 500 - REV 4 Specifications Page 59

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