Electro-Chemical Devices (ECD) T80 - Manual (Page 15)

Resistivity 2% of range
Turbidity 2% of reading
Temperature ± 0.3°C
1.2.4 O
UTPUT
S
IGNALS
4-20 mA output (standard, one per Channel), Fault Condition: 3.5 mA, 22 mA or none
Modbus RTU (standard)
HART® (optional)
1.2.5 C
ONTACT
R
ELAYS
(Optional) Three (3) SPDT, 1 form C, 250 VAC, 10 Amp resistive maximum, relays, user configurable as Hi/Lo
alarms with expiration timer, Periodic Timers or Fault alarms
1.2.6 D
ISPLAY
128 x 64 pixels (2.75” x 1.5”) LCD, Black on Grey background on loop powered instruments, Blue on White
background with LED backlight on 100-250 VAC and 24 VDC powered instruments, English or icon based
menus, numeric and graphical displays
1.2.7 E NCLOSURE
Beige Polycarbonate, IP65, weatherproof, ½ DIN, (L x W x D) 5.7” X 5.7” X 3.5” (14.4cm X 14.4cm X 9.0cm)
1.2.8 P
OWER
Code -0 Loop powered, 24 VDC 600 Ω maximum load (18-36VDC @ 35 mW minimum)
Code -1 24 VDC (18-36 VDC @ 250 mW minimum)
Code -2 100-240 VAC, 50/60 Hz, 4W, protected with 250V, 1A, Slow Blow fuse
1.2.9 E
NVIRONMENTAL
C
ONDITIONS
Outdoor use (IP65)
Ambient Temperature
-20°C - 70°C (24 VDC Models)
-20°C - 60°C (100-240 VAC Models)
Storage Temperature -30°C - 85°C
Relative Humidity 0 – 80%, up to 31°C
Decreasing linearly to 50% RH a 40°C
Altitude Up to 2000 m (6500 ft)
Mains Supply Voltage Fluctuations up to ±10% of the nominal voltage
Transient over voltages: CAT II
Pollution Degree: 2
1.2.10 S
HIPPING
Size 8” x 8” x 5” (20.5 cm x 20.5 cm x 12.7 cm)
Weight 1.6 lbs. (0.75 kg)
14