| I-7520R Interface |
RS-232:TxD, RxD, GND
RS-485: Data+, Data |
| 2-wire cabling/4-wire cabling |
Belden 8941 (2P twisted-pair cable)/ Belden 8942 (4P
twisted-pair cable),
When different cables are used, the transmission distance may change |
| Transfer distance |
Max. 1,200 m for speed 9.6 K bps; Max. 400 m for
speed 115.2 K bps |
| Supports Max devices |
Maximum of 256 devices(Without repeater). |
| Self-Tuner Asic inside |
Yes. |
| Speed |
300~115200 bps |
| ESD Protection |
Yes. |
| Isolation voltage |
3000 VDC at RS-485 side |
| Connection |
DB9(Female to RS-232); Removable 10-pin Terminal Block (For
RS-422/485) |
| LED Display |
| 1 LED as Power/Communication Indicator |
| Power |
| Input Voltage Range |
+10 ~ +30 VDC (Non-isolation) |
| Power Consumption |
0.05 A @ 24 V = 1.2 W, +/-5 % |
| Casing |
| Mechanical |
Plastic |
| Flammability |
UL 94V-0 materials |
| Dimensions |
122 mm x 72 mm x 33 mm |
| Installation |
DIN-Rail |
| Environment |
| Operating Temperature |
-25C ~ 75 C |
| Storage Temperature |
-30C ~ 75 C |
| Ambient Relative Humidity |
10% ~ 90% RH, non-condensing |
