品牌
经销商厂商性质
上海市所在地
销售：钟
Bacharach’s GDA-400 controller is designed to provide simultaneous display and alarm functions for up to four fixed-system monitors with 4 to 20 mA inputs. Real-time data displayed on the LCD includes gas type and concentration, bar graphs and 30-minute trends.
The GDA-400 is equipped with a fault and three adjustable alarm levels per channel. Relay outputs allow control of audible and visual alarms, strobes, horns, and other alarm events. Options such as 4 to 20 mA or Modbus® RTU outputs and discrete alarm relays are easily added.
Type | Four channel alarm controller |
Inputs | Four 4 to 20 mA |
Display | Backlight graphic LCD, 128 x 64 Pixel; 6 status LEDs |
Power | 100 to 240 VAC, 24 VDC |
Alarm Relays, Common | 2 Standard, SPDT |
Rating: 5 A @ 30 VDC or 250 VAC, resistive load | |
Alarm Relays, Discrete | 6 optional, SPDT |
Rating: 5 A @ 30 VDC or 250 VAC, resistive load | |
Analog Outputs (Optional) | Four 4 to 20 mA |
Serial Port (Optional) | Modbus RTU via RS 485 |
Temperature | 13 to 122 ºF (-25 to +50 ºC) |
Housing Options | NEMA 4X / IP66; NEMA 7 optional |
Dimensions | 8.0” x 10.0” x 6.25” (210 x 255 x 160 mm) |
Approvals | CE Mark, CSA/UL Div 2 (Pending); NEMA 7: Div 1, Group B |
