The SMART 3G-Grl detector is designed for use in mines, tunnels and ATEX areas classified as Group I. The optional display enables non-intrusive, one-man callibration along with optional 3 relay output and RS485 interface.
The SMART 3G-Grl is a SIL2 certified fixed gas detector ideal for mining applications.
Designed to be installed in mines, tunnels and ATEX areas classified as Group I.
Optional display allows for non-intrusive, one-man calibration.
SMART 3G-Grl is SIL2 hardware and SIL3 software; with a redundant system also the hardware is SIL3.
| SMART3GC-Grl | SMART3GD-Grl | |
| Size | H145 x W187 x D128 mm (5.7 x 7.4 x 5ins) | |
| Weight | 2.8kg | 3.3kg |
| Enclosure material | Stainless steel | |
| Ingress Protection | IP65 | |
| Connection | 3 x 3/4” NPT | |
| Power | 12-24 Vdc | |
| Display | 7-segment display, 5 status LED and 4 intelligent LED, multi-color LED light ring | |
| Electrical output | Analogue 4-20 mA output; 3 relay board (optional); serial RS485 output (optional) | Analogue 4-20 mA output; 3 relay board; serial RS485 output (optional) |
| Operating temperature | With catalytic and infrared sensor: -20 / +60°C With electrochemical sensor: -20 / +50°C |
|
| Humidity | With catalytic and infrared sensor: 0 / 95% RH With electrochemical sensor: 15 / 90% RH |
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| Functional safety | SIL2 hardware and SIL3 software | |
| Approvals | EMC, ATEX | |
| Sensor type | |
| Carbon Monoxide (CO) | Electrochemical cell |
| Methane (CH₄) | Catalytic sensor / infrared sensor |
| Oxygen (O2) | Electrochemical cell |
