Features
- Point IR with heated optics provides immunity to poisoning and no hidden faults
- Open-path IR flammable gas detection in LEL-m measurement
- Flammable gas detection 0 to 100% LFL/LEL
- Multi-Purpose Detector (MPD) with field serviceable mV, Catalytic an IR Cell capability
- Multiple communications options include up to 3 relays, MODBUS and FOUNDATION
- Optional local IS port for handheld HART configurator
- Large, backlit, easy-to-view LCD display offers multisensory indicators to display gas and sensor readings
- Self-test and fault indication features
- NEMA 4X IP66 rated for rugged indoor/outdoor use
Specifications
Specifications
Material |
LM25 Aluminum, painted (SS316 painted optional) |
---|---|
Cable Entries |
5 conduits/cable entries – (2 right, 2 left, 1 bottom) Available in ¾” NPT, or M25 |
Termination |
Cage Clamp pluggable Terminal Blocks with retaining screws, 0.5 to 2.5mm (12-28 AWG) |
Mounting |
Integral cast mounting tabs provide secure mounting to surfaces and channel. Can be mounted to 2 to 6-inch pipe or ceiling with corresponding mounting kit (optional) |
User Interface |
Standard Custom Backlit LCD. 2.5” High-Resolution DOT Matrix Display. Discrete Alarm and Status indication. Reliable Non-Intrusive 4 button interface magnetic wand access. |
Signal |
0-22mA analog current loop output with HART (version 6) compatible standard. Optional relay or Modbus |
Temperature |
-40°C to +65°C |
Humidity |
20 to 90% RH non-condensing |
IP Rating |
NEMA 4X IP66 |
Options |
Relay Option 3 - SPDT (2 Alarm, 1 Fault) Relays; 250 VAC 5A, 24VDC 5A (Resistive) with External Reset Input or Modbus option: RTU protocol; selectable Baud Rate Optional HART with IS Port |
Operating Voltage |
18-24 VDC Nominal (EC & mV units 16-32 VDC; IR units 18-32 VDC (Class 2 supply required) |
Power Consumption |
XNX used with: electrochemical sensor: 6.2 watts; millivolt (catalytic bead or IR cell): 6.5 watts; point Infrared sensor (Searchpoint Optima): 9.7 watts; open-path Infrared (Searchline Excel): 13.2 watts |
Display Type |
Backlit LCD |
Interface |
Magnetic wand with a terminal screwdriver (supplied each unit) |
Accessories

XNX Calibration Cap
Part Number: S3KCAL

XNX Duct mounting kit for Series 3000 and XNX EC toxic sensors
Part Number: S3KDMK

XNX Remote mounting kit for Series 3000 and XNX EC toxic sensors
Part Number: S3KRMK