Product Description
Product Overview
Manufacturer: Honeywell
Model/Part Number: 05704-A-0145
Description: 4 Channel Control Card, 4-20mA
Front Panel Controls & Indicators
-
CH1-4 LEDs: Indicate A1, A2, A3, fault, and inhibit per channel.
-
Attn LED: Displays card fault, update alarm, and alarm test.
-
Green LED: Power status indicator.
-
Push Button: Alarm reset & card selection.
Remote Control Functions
- Inhibit control
- Remote alarm reset
Power & Performance Specifications
| Parameter |
Specification |
| Supply Voltage |
18V to 32V DC |
| Power Consumption |
Catalytic: 12.8W, 4-20mA: 8.4W |
| Display Accuracy |
Linearity: 2% FSD, Repeatability: 2% FSD |
| Electronic Drift |
Less than 3% per 6 months |
| Operating Temperature |
-5°C to +55°C |
| Storage Temperature |
-25°C to +55°C |
| Humidity |
20-90% RH (non-condensing) |
| Dimensions |
3U high × 25mm wide |
| Weight |
165g |
| Approvals |
EN50270 |
Input Specifications
Catalytic Bridge Input
| Specification |
Details |
| Drive Method |
Constant current |
| Current Range |
90mA to 315mA |
| Full Scale Range |
15mV to 300mV |
| Max Line Resistance |
40Ω at 250mA (including sensor) |
4-20mA Input
| Specification |
Details |
| Loop Powered Voltage |
24V ± 5% (isolated) |
| Sensor Configuration |
Current source |
| Signal Measurement Range |
0 to 25mA |
| Max Loop Resistance |
500Ω (including sensor) |
Analog Output Specifications
| Specification |
Details |
| Measurement Signal Range |
0-20mA or 4-20mA |
| Linearity (From Input) |
Better than 2% FSD |
| Repeatability (From Input) |
Better than 1% FSD |
| Configuration |
Isolated current sink or source (with external supply) |
