Gas leak detectors, analyzers, alarm devices and calibration gas
SKU# (2633)

INTEC  SPC3-1120-200US

DETECTORS / GAS DETECTORS
AMMONIA

$620.73     Availability: 5 Weeks
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INTEC SPC3-1120-200US
  • Overview
  • Benefits
  • Specs
  • Literature

Intec Controls PolyGard SPC3-1120 Sigle-Point Gas Detector for Ammonia (NH3) 0-300 / 0-1000 ppm, 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.

Part# with Options:        SPC3-1120-200US
Price with Options:        620.73

Options:    

Gas Range
(1) Gas Range for Intec Controls SPC3-1120

  Availability 5 Weeks  ]

APPLICATION

To detect and control levels of ammonia (NH3) and other gases in a wide variety of commercial and industrial applications such as the ammonia level in chiller equipment rooms, food storages, freezers, arenas, breweries, 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 NH3 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 Ammonia (NH3)
Sensor element Electrochemical, diffusion
Range 0-300 ppm or 0-1000 ppm, fixed “refer to Ordering Information”
Resolution 4.0 ppm
Repeatability ± 3.0 % of reading
Long term output drift < 5% / 6 months
Response time t90 < 35 sec.
Sensor life expectancy 2 years, normal operating environment
Sensor coverage 2,000 sq. ft., max 3,000 sq. ft. (180 m2, max 280 m2), under “ideal conditions”
Installation Location
Mounting height 1 ft. (0.3 m) below ceiling
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.
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 Certification to STD
ANSI/UL 61010-1
CE
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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> GAS DETECTORS > AMMONIA :    51 Items found.
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