Bosch IOS 0020 A Produktbeschreibung / Montageanleitung Seite 13

English
Functional description
d The 20 mA communication module provides a S1 interface, a RS232 interface and a 20 mA
(current loop) interface to connect the DR 2020 log printer.
Wiring
Pos. Marking
1 S1 IN
2 S1 OUT
3 TX −
4 TX +
5 RX +
6 RX −
7 AUX −
8 AUX +
20 RXD
21 TXD
22 GND
Pin−assignment of DSUB 9−pin plug
PIN−No. Connection
2
3 RxD0
5
Technical Specification
Input voltage (min − max)
Max. current consumption
Max. output current
Maximum length of line
Safety class
EMI / EMC protection
Protection class
Operating Temperature
Storage Temperature
Permissible relative humidity
Housing material and color
Dimensions (H x W x D)
Weight
Product description IOS 0020 A
Connection
S1 Interface S1 Interface
20 mA Interface 20 mA Interface
+24 V DC / max. 1,3 A /
power supply
RS232 Interface
TxD0
GND
20 V DC − 30 V DC
6.9 mA (2.6 mA without load)
1,3 A at 24 V DC (at the 20 mA interface)
1000 m (1093.6 yards)
II as per IEC 60950 / EN 60950
EN 50081−1 / FCC Part 15
IP 30 as per IEC 60529
−5 _C . . . 50 _C
−20 _C . . . 60 _C
max. 95% non condensing
ABS plastic Polylac PA−766 (UL94 V−0),
semi gloss anthracite, RAL 7016
approx. 127 x 96 x 60 mm (5.0 x 3.8 x 2.4 inches)
approx. 175 g (6.2 ounces)
,
5 4 3 2 1
9 8 7 6
(23 _F . . . 122 _F)
(−4 _F . . . 140 _F)
13 / 32
4.998.137.266
1 2 3 4 5 6 7
20 21 22
610−4.998.153.974 / A2
ST − FIR / PRM1 / deh
8