Digital addressable & Analogue 4-20ma Controller Range by Crowcon
Crowcon's new range of addressable digital and 4-20ma analog controllers are modular, flexible, easy to configure and user friendly.
Simultaneous channel and alarm display via colour LCD screen for complete visibility and control over all live channels in system setup directly from non-intrusive controller display panel or remotely with direct to webpage live feed communication functionality on any device with internet access.
Features
Modular design build
- Select how controller is configured
- Choose the configuration for your application: Select how may channel inputs are required
- Channel input communication type (MA, MV or Addressable): Select how many relay outputs are required
- Reduce complexity and cost by only including what is required for your application
Multiple display options
- Display all active channels on the same screen
- Ability to combine channels into zones and view up to 8 zones simultaneously on one screen
- Trends screens allows view of last 24 hours or last 30-minute gas readings (current, max, min and average)
Multiple communications
- 4-20mA analog, RS-485 MODBUS and HART enabled communications as standard
Small enclosure | Enclosure material | Fibreglass |
Dimensions | 406.4 x 334.3 x 215.9mm (16.00 x 13.16 x 8.50 ins) | |
Weight | 7.7 Kg (17 lbs) | |
Ingress Protection | NEMA 4X | |
Large enclosure | Enclosure material | Fibreglass |
Dimensions | 612.4 x 687.3 x 241.6mm (24.11 x 27.06 x 9.51 ins) | |
Weight | 25 Kg (55lbs) | |
Ingress Protection | NEMA 4X | |
Rack | 19 inch rack mount option also available | |
Power | Typical power use without detector heads is 20 to 50 Watts | |
Electrical output | 4-20mA 2 wire current sink 4-20mA 3 wire current source RS-485 Modbus RTU Relays 5 Amp 30 Volt RJ45 network connection |
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Operating temperature | -20°C to + 50°C | |
Humidity | 0 to 90% non-condensing | |
Repeatability and drift | Digital channels – no controller variability Analog channels – <1% FSD change over a 1 year period |
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Approvals | May be used in a non-hazardous area as part of an intrinsically safe system | |
EMC compliance | CE marked |