Intec Spc3-1112-200us | Carbon Monoxide | Gas Detectors (general-purpose) | Gasdetectorsusa
Gas Leak and Flame Detectors, Analyzers, Alarm Devices and Calibration Gas

INTEC   SPC3-1112-200US

INTEC SPC3-1112-200US
  • DESCRIPTION
  • FEATURES
  • SPECIFICATIONS
  • LITERATURE
Intec Controls PolyGard SPC3-1112 Sigle-Point Gas Detector for Carbon Monoxide (CO) 0-200 to 0-300 ppm adjustable, 2 relay outputs, 1 4-20mA & 2-10V analog output, 83 db horn. Wall mounted. NEMA 4X Enclosure. Accepts one additional analog remote device and a secondary gas, temperature or humidity sensor. UL Listed and CSA Certified. *** Phased Out ***

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APPLICATION

To detect and control levels of carbon monoxide (CO) and other gases in a wide variety of commercial and industrial applications such as Carbon Monoxide level in parking structures, engine repair shops, equipment rooms and ventilation systems, etc. The controller can communicate with any compatible electronic analog control, DDC/PLC control or automation system via binary and/or analog output signal.

FEATURES
  • Continuous monitoring
  • One (1) built-in CO electrochemical sensor
  • Easy plug-in sensor
  • One (1) remote analog input, 4-20 mA
  • One (1) digital input
  • Two (2) relay outputs:
    Four stage control
    Fail-safe assignable
  • One (1) analog output, (0)4-20 mA / (0)2-10 VDC - Selectable for low, high, or averaging
  • One (1) 24 VDC switched output
  • Liquid Crystal Display (LCD)
  • LED status indicators
  • Accepts toxic or combustible gas, refrigerant, temperature or humidity secondary remote sensor input
  • Built-in horn
  • Keypad user interface
  • Simple menu-driven programming
  • Modular technology
  • Overload & short-circuit protected
  • NEMA 4X enclosure
  • Easy maintenance

Specifications
Electric
Power supply 24 VAC/VDC, -20%/+15% 50/60 Hz, reverse polarity protected
Power consumption 5 VA (0.2 A) w/ (1) remote sensor connected
Sensor Performance
Gas detected Carbon monoxide (CO)
Sensor element Electrochemical, diffusion
Range Span field adjustable from 0-200 to 0-300 ppm via calibration, 0-250 ppm factory set
Resolution ± 3.0 ppm of reading
Repeatability ± 3.0 % of reading
Long term output drift < 0.4% signal loss/month
Response time t90 < 50 sec.
Sensor life expectancy 3-5 years, normal operating environment
Sensor coverage 5,000 sq. ft., max 10,000 sq. ft. (465 m 2 , max 930 m 2 ), under “ideal conditions”
Installation Location
Mounting height 5 to 6 ft. (1.5-1.8 m) above floor
Type of Control
General Four-stage (S1 to S4) control, assignable up to two (2) binary/ relay, horn/audible alarm, and 24 VDC / 50 mA switched outputs, i.e. low-high stage for relay output, horn / audible alarm and switched 24 VDC at any stage for remote alarming
Analog input One (1) 4-20 mA, for additional remote sensor, load < 55 mA / 200 Ω, reverse polarity protected
Analog reading Current and mean (average) value
Stage level / setpoint Field adjustable over full range, four (4) stages (S1 to S4) per analog input, assignable to current or mean (average) value
- hysteresis/ switching differential Selectable for each sensor point
Digital input One (1); can be assigned to any relay (R1, R2)
- application Remote audio/visual alarm reset or override function
Type of Control (cont...)
Relay outputs (R1, R2) w/ status LEDs (1) SPDT (R1), and (1) SPST-NC or SPST-NO (R2), jumper selectable
Contact rating
-each stage level (S1-S4)
-sensor fail-safe
30 VAC/VDC, 0.5 A, max.
Assignable to any relay
Assignable to any stage level
Time delay switching Selectable for make and brake of each sensor point (SP1 to SP2) 0‐9,999 seconds
Analog output One (1), (0)4‐20 mA, load < 500 Ω;(0)2-10 VDC, load > 50K Ω; jumper selectable; polarity protected, assignable to low, high or averaging of sensor inputs
VDC switched output One (1) 24 VDC, 50 mA max
Audible alarm 83 db @ unit, enabled or disabled, selectable; assignable to stage level S1, S2, S3 or S4
Alarm acknowledgment Menu-driven and system reset function for latched relays
User Interface
Keypad type Refer to illustration “Keypad User Interface”
Touch buttons Four (4)
Status LED’s Four (4), for system on, stage status, and failure
Digital display Liquid Crystal Display (LCD), two lines, 16 characters per line, 1 digit resolution
-unit display Menu selectable, per sensor; ppm, %v/v, %LEL, °F or %RH
Environmental
Permissible ambient
-working temperature 14°F to 122°F (-10°C to 50°C)
-storage temperature 23°F to 86°F (-5°C to 30°C)
-humidity 15 to 95% RH, non-condensing
-working pressure Atmospheric ± 10%
Physical
Enclosure (panel)
-material Polycarbonate, UL 94-HB, fire-retardant
-conformity UL 50 standards
-color Light gray
-protection NEMA 4X (IP65)
-installation Wall (surface) mounted, or single gang electrical box
Dimensions (H x W x D) 5.12 x 5.12 x 2.95 in. (130 x 130 x 75 mm)
Cable entry 3 holes for 1/2 in. conduit for wall (surface) mounting and 1 hole on back side of base plate for single gang electrical box mounting
Wire connection Terminal blocks, screw type for lead wire
Wire size Min. 24 AWG (0.25 mm 2 )
Max 14 AWG (2.5 mm 2 )
Wire distance Max. loop resistance 450 Ω (= wire distance plus controller input resistance)
Weight 0.6 lb. (0.3 kg)
Approvals / Listings
-unit rating NRTL Perf Tested & Certified
Conforms to STD ANSI/UL 2075
City of Los Angeles
CE
VDI 2053, C-No. 418791
EMV-Compliance 2004/108/EWG
Low voltage directive 73/23/EWG
-relays (R1-R2) UL Recognized, E41515
CSA, C22.2 No. 0, No. 14 (File No. LR31928)
-enclosure UL Listed, E208470
CSA Certified, E208470
Warranty Two years material and workmanship, 12 months normal exposure for sensor element
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