ATI
Q45C2 2E Conductivity System
Part 1 – Introduction
O & M Manual
Revision K (01/07)
- 7 -
Main Parameter Ranges
Automatic or manual selection of the following:
0.00 to 20.00 MOhm
0.0 to 200.0 kOhm
0.000 to 2.000
µ
S
0.00 to 20.00
µ
S
0.0 to 200.0
µ
S
0 to 2000
µ
S
(NOT common to all variations)
Standard 2-Wire (Loop-powered) Transmitter:
Power
16-35
VDC
(2-wire
device)
Enclosure:
NEMA 4X, polycarbonate, stainless steel hardware,
weatherproof and corrosion resistant,
HWD: 4.4" (112 mm) x 4.4" (112 mm) x 3.5" (89 mm)
Mounting Options
Wall or pipe mount bracket standard. Bracket suitable for
either 1.5” or 2” I.D. U-Bolts for pipe mounting.
Conduit Openings
Two PG-9 openings with gland seals
DC Cable Type
Belden twisted-pair, shielded, 22 gauge or larger
Insertion Loss
16
VDC
115/230 VAC + Dual Relay Option:
Power
115/230 VAC ± 10%, 50/60 Hz, 10 VA max
Enclosure, AC Powered
NEMA 4X, polycarbonate, stainless steel hardware,
weatherproof and corrosion resistant,
HWD: 4.9" (124 mm) x 4.9" (124 mm) x 5.5" (139 mm)
Mounting Options
Wall or pipe mount bracket standard. Bracket suitable for
either 1.5” or 2” I.D. U-Bolts for pipe mounting.
Panel mount adapter optional.
Conduit Openings
Three ½” NPT openings. Gland seals supplied but not
installed.
Relays, Electromechanical:
Two SPDT, 6 amp @ 250 VAC, 5 amp @ 24 VDC
contacts. Software selection for setpoint, phase, delay,
deadband, hi-lo alarm, and failsafe. A-B indicators on
main LCD.
Analog Outputs
Two 4-20 mA outputs. Output one programmable for
conductivity. Output 2 programmable for temperature or
conductivity. Max load 550 Ohms for each output.
Outputs ground isolated and isolated from each other.
