The Reliable Controls® MACH-Stat-ND™ is a unique, fully programmable BACnet Advanced Application Controller (B-AAC) ideal for applications that require any combination of space temperature, humidity, Carbon Dioxide, occupancy sensing, local override, and setpoint adjust, in one convenient package.
Protocol
- BACnet®
– MS/TP (EIA-485) - Reliable Controls Protocol
– Network (EIA-485/Token Bus)
4 Control-BASIC™ Programs
- User programmable control strategy in a readable, BASIC-like language
- 2000 bytes per program
9 Inputs (max.)
- Inputs 1–4 universal ranges are jumper selectable: 0–5 VDC, 4–20 mA, thermistor, and dry contact
- Input 5 is 10k thermistor – linked to override button
- Input 6 optional 20k setpoint slider or 10k/dry contact
- Input 7 optional humidity sensor
- Input 8 optional occupancy sensor
- Input 9 optional CO2 sensor
8 Outputs
- Sockets 1–6 accept any mix of OMs (relay, TRIAC, or universal)
- Outputs 7–8 are TRIAC and require no OMs
- Universal ranges are scalable between 0–12 VDC
- Relay Modules are jumper selectable NO/NC
48 Variables
- Selectable standard and custom ranges, as well as fixed or program-driven values
4 PID Loops
- Standard P, PI, or PID controllers for closed loop control
3 Trend Logs
- Each Trend Log stores 150 samples of 6 points at programmable time intervals
8 Runtime Logs
- Totals the On time and records the On/Off times of a digital point
- Holds 100 samples
2 System Groups
- Allows related points to be grouped on one display
- 50 points per group
1 Weekly Schedule
- 4 On/Off times for each weekday and 2 override days
1 Annual Schedule
- Days of the year designated as holidays
5 Custom Tables
- For creating custom input ranges and Control-BASIC™ lookup tables
16 Custom Units
- 8 analog engineering units
- 8 digital engineering units
SMART-Net™ Port
- Networks up to 4 SMART-Sensors™
48 Network In Points
32 Network Out Points
Warranty
- 5 years
- 1 year on humidity sensor
- 2 years on CO2 sensor
Certification
- BTL Listed (B-AAC)
- UL916 Listed
- FCC CFR 47 Part 15/B
Processor
- 25 mHz, high performance, 16-bit embedded microcontroller
Memory
- 64k RAM, for logs and scratch
- 512k Flash EEPROM for firmware configurations and database
- Minimum 10-year retention
Real Time Clock (optional)
- ±1 second per day
Supply Voltages
- 24 VAC ±10% 25 VA max.
- 24 VDC, ±10% 8 W max.
Communications
- EIA-485 @ 76.8 kbps max.
- SMART-Net™ (4 SMART-Sensors max.)
Temperature Sensor
- Thermistor comes pre-mounted on Input 5 (can also be remote mounted)
- Range: 0ºC to 40ºC (32ºF to 104ºF)
- ±0.1ºC (0.18ºF) resolution
- User calibrated to ±0.1ºC (0.18ºF) accuracy
Configuration
- SETUP-Tool™ or X-Port™ required for MSet configuration
Mounting
- Unit mounts directly to single or dual device box
Inputs (9 max.)
- 4 Universal Inputs
- 10-bit A/D converter
- Analog: 0-5 VDC, 4-20 mA, thermistor
- Digital: dry contact
- Impedance:
15k O on 0-5 VDC range,
250 O on 4-20 mA range,
10k O on thermistor range - 100 Hz pulse counting (supports flow meters)
- 24 VAC over-voltage protection
- 2 thermistor/dry contact inputs
- Override button linked to Input 5
- Humidity input
- 0.1% resolution
- 10-90% range
- ± 1.8% RH accuracy
- Occupancy input
- Passive Infrared Radiation (PIR) sensor
- 64 detection zones
- 100º horizontal / 82º vertical
- 5 m (16.4 ft.) max. detection distance
- CO2 input
- 0-2000 ppm
- ± 30 ppm accuracy
- Auto calibrating
- Repeatability ± 20 ppm ± 1 of measured value
- Linearity = ± 30 ppm
- Max. drift = ± 5% measured value
- Auto drift correction, 30 ppm/week
- Maintenance free
Outputs (8 max.)
- Ships with 6 unpopulated output sockets
- Output Modules (OMs) sold separately
- Sockets 1-6 include an 8-bit D/A converter and can be configured as analog outputs
- Sockets 1-6 accept any mix of OMs (relay, TRIAC, or universal)
- Outputs 7-8 are TRIAC and require no OMs
- Universal OMs provide 0-12 VDC (analog or digital), 75 mA max. with 24 VAC over-voltage and short circuit protection
- Relay OMs provide a dry contact for switching DC or AC loads up to 24 V, 0-500 mA, N.C. or N.O.
- TRIAC OMs switch 24 VAC only with current load between 20-500 mA
Dimensions
- 12 cm L x 14 cm W x 4.3 cm H
(4 3/4″ L x 5 1/2″ W x 1 5/8″ H)
Weight
- 0.28 kg (0.615 lb.)
Ambient Limits
- Operating: -20 ºC to 55 ºC
(-4 ºF to 131 ºF) - Shipping: -40 ºC to 60 ºC
(-40 ºF to 140 ºF) - Humidity: 10% to 90%
RH non-condensing
Universal Output Modules
The Universal Output Module (UM) provides a standard Reliable Controls® 0-12 VDC 75 mA output. Built-in overload and short-circuit protection. Modulating or digital range configured using RC-Studio® 2.0. Sold in packages of ten.
Triac Output Modules
The Triac Output Module (TM) is a single normally open contact for 24 VAC loads only, 0.5 A. Ideal for switching 24 VAC control circuit loads found in packaged HVAC systems, and 24 VAC two-position or floating point actuators. Sold in packages of 10.
Relay Output Modules
The Relay Module (RM) is a Single Form C SPDT dry contact, 24 VAC/DC, 0.5 A. A jumper is provided to select normally open or normally closed operation. Ideal for switching low current and/or DC loads. Sold in packages of 10.