Integration in S7-200 automation systems | |
| | - CPU 222 (6ES7212-1*B23-0XB0)
- CPU 224 (6ES7214-1*D23-0XB0)
- CPU 224XP (6ES7214-2*D23-0XB0)
- CPU 226 (6ES7216-2*D23-0XB0)
|
Communication interfaces | SIMATIC S7 Bus, RS 232, TTY |
Connection of remote displays (through TTY interface) | Weight value (gross, net) |
Adjustment of scale settings | Using PC parameterization software SIWATOOL MS (RS 232) |
Measuring properties | |
- Error limit according to DIN 1319-1 of full-scale value at 20 °C ± 10 K (68 °F ± 10 K)
| 0.05 % |
- Internal resolution
Data format of weight values
| 65 535
2 byte (fixed-point) |
Number of measurements/second | 50 or 30 |
Digital filter | 0.05 ... 5 Hz (in 7 steps), mean value filter |
Weighing functions | |
| Gross, net |
| 2 (min./max.) |
| Per command |
| Per command |
| Per command |
Load cells | Strain gages in 4-wire or 6-wire system |
Load cell powering | |
- Supply voltage Us (rated value)
| 6 V DC typ. |
| ? 150 mA |
Permissible load resistance | |
| > 40 ? |
| < 4010 ? |
With SIWAREX IS Ex interface or SIWAREX Pi: | |
| > 87 ? |
| < 4010 ? |
Load cell characteristic | 1 mV/V ... 4 mV/V |
Permissible range of measuring signal (at greatest set characteristic value) | -2.4 ... +26.4 mV |
Max. distance of load cells | 500 m |
Intrinsically-safe load cell powering | |
Connection to load cells in Ex zone 1 | Optionally over SIWAREX IS Ex interface or SIWAREX Pi: |
Ex approvals and safety | CE, ATEX 95, FM, cULUS Haz. Loc. |
Auxiliary power supply | |
| 24 V DC 130 mA 5 V DC 140 mA |
IP degree of protection to DIN EN 60529; IEC 60529 | IP20 |
Climatic requirements Tmin (IND) to Tmax (IND)) (operating temperature) | |
| 0 ... 55 °C (32 ... 131 °F) |
| 0 .. +40 °C (32 ... 104 °F) |
EMC requirements | according to EN 61326, EN 45501, NAMUR NE21, Part 1 |
Dimensions | 71.2 mm x 80 mm x 62 mm (2.80 in x 3.15 in x 2.44 in) |
