Detcon 810-N1-24VDC - Manual (Page 5)

810-N1-24VDC
810-N1-24VDC Instruction Manual Rev. 0.0 Page 1 of 6
1.0 INTRODUCTION
Detcon Model 810-N1-24VDC Rack consists of 3 major assemblies:
1
The NEMA 1 rackmount control enclosure.
2 The single channel digital control modules.
3 The remote mount gas sensor assemblies.
The NEMA 1 control enclosure is detailed in section 1.0 of the manual, the control modules in section 2.0, and
applicable sensor assemblies in section 3.0.
2.0 DESCRIPTION
Detcon Model 810-N1-24VDC along with Model 10B digital control modules is designed to serve as a host
assembly for up to eight remote mount gas detection sensor assemblies. The control enclosure is rated NEMA
1 suitable for installation in non-hazardous locations. The single channel modular design supports application
flexibility wherein multiple function gas detection systems can be configured in any combination up to eight
channels. All control modules are plug-in front panel accessible for easy maintenance and repair.
Discreet output terminal strips located on the controller motherboard are provided for sensor terminations,
Form C dry contact alarm outputs (normally open, normally closed and common) for two alarms plus fault, 4-
20 mA outputs for remote recording devices, and RS-485 serial Modbus™. Additional terminations are
provided for VDC power in, and remote alarm reset.
Form C relay outputs may be discreet or zoned by gold plated jumper tabs located on the controller mother
board.
3.0 SPECIFICATIONS
Electrical Classification NEMA 1
Dimensions
7"W, 5.25"H, 8"D
Capacity
8 Single Channels
Power Input
24 VDC
Alarm Contacts
Discreet Fault, Low, High, per Channel
5 Amps @ 30VDC / 5 Amps @ 125VAC
Common, Normally Open and Normally Closed
Outputs
Discreet 4-20 mA DC
Serial RS-485 Modbus™
Operating Temperature Range -40°F to +175°F
Power Consumption
<5 Watts per Channel (includes gas sensor and control module)
Warranty
Two Years