Omega Products CN79022 User Manual

1

⁄32 DIN Dual-Zone Controllers

with Fuzzy Logic

CN79000 Series

U Thermocouple Inputs Only
U Large Dual Display
U Illuminated Keypad
U Free Software

The CN79000 controller set a new standard in
1⁄32 DIN power, flexibility, and value. The CN79000
is a dual zone controller in the 1⁄32 DIN size. The
CN79000 Series offers 5 thermocouple input types
and each zone offers a single setpoint. Standard
features include independent fuzzy logic, autotune,
and peak/valley indication for each zone. RS485 Serial
communication is optional.

Specifications

Display: Two 4-digit, 7 segment, 6.35 mm H (0.25") LEDs
Accuracy: ±0.25% of span, ±1 least significant digit
Supply Voltage: 100 to 240 Vac, nominal, 10 to 15%,

50 to 400 Hz
Single Phase: 132 to 240 Vdc, nominal, 10 to 20%

Power Consumption: 5 VA maximum
Operating Temperature: -10 to 55°C (14 to 131°F)
Memory Backup: Nonvolative memory,

no batteries required

Control Output Ratings:
Relay (Resistive): SPST, 3 A @ 240 Vac

Relay (Inductive): 1.5 A @ 240 Vac
Pilot Duty Rating: 250 VA,

2 A @ 120 Vac or 1 A @ 240 Vac

DC Pulse: 5 Vdc @ 20 mA (non-isolated)
Current: 4 to 20 mA
Weight: 114 g (4 oz)
Panel Cut-Out: 45 x 22 mm (1.772 x 0.874")
Front Bezel: 52.8 x 30.1 mm (2.080 x 1.184")
Maximum Panel Thickness: 6.35 mm (0.25")
Panel Depth: 111.60 mm (4.395")

CN79033

Inputs
Input Types Range

-129 to 1371°C (-200 to 2500°F)

-73 to 871°C (-100 to 1600°F)

-73 to 982°C (-100 to 1800°F)

-73 to 1300°C (-100 to 2372°F)
(J DIN) -73 to 871°C (-100 to 1600°F)

Note: All thermocouple inputs can be set for 0.1° display. If
temperature goes above 999.9° or less than -199.9° the display will
return to whole degree resolution.

Inputs are not isolated, must use ungrounded thermocouples.

To Order

Visit omega.com/cn79000 for Pricing and Details

Model No. Description

CN79022 Dual-zone, DC pulse/DC pulse
CN79033 Dual-zone, relay/relay
CN79053 Dual-zone, 4 to 20 mA/relay

Options
Ordering Suffix Description

-C4

-LV

12 to 24 Vdc/Vac

Free CN7-A software download avaliable at omega.com/cn79000

*

Comes complete with operator’s manual.
Ordering Examples: CN79033, dual-zone, dual-mechanical

relay outputs.
OCW-3, OMEGACARESM extends standard 1-year warranty to a

total of 4 years.
CN79053, dual zone 4 to 20 mA relay.

RS485 communications*

Panel punches

available, visit

omega.com/

panelpunches

P

Extended Warranty

Program

SM

OMEGACARESM extended warranty program is
available for models shown on this page. Ask
your sales representative for full details when
placing an order. OMEGACARE
labor and equivalent loaners.

SM

covers parts,

Accessories (Field Installable)
Model Number Description
CNQUENCHARC Noise suppression RC snubber

(2 leads),110 to 230 Vac

CN7-485-USB-1 RS485 to USB mini-node converter

P-80