| |
通道数
|
8
|
| |
最小电压范围
|
+/-
0.062 Volts |
| |
最大电压范围
|
+/-
10 Volts |
| |
电流范围
|
4-20
mA |
| |
热电偶类型 |
J,K,E,R,T,B,C,N,S |
| |
A/D
分辨率 |
16
bits |
| |
全量程精度
|
+/-
0.02%(@20℃) |
| |
量程、偏置可调性
|
+/-
25% |
| |
量程、偏置温度漂移
|
+/-
30 ppm per ℃ typical |
| |
毫伏、伏信号输入阻抗
|
200K
Ω |
| |
CMRR
共模抑制比(at
50/60Hz) |
140
db |
| |
DMRR
差模抑制比(at
50/60Hz) |
66
db |
| |
共模输入电压 |
+/-
25 VDC (通道), 1200
Volts (通道-地) |
| |
安全输入电压
|
+/-
50 VDC |
| |
典型扫描速率
(all 8
channels)
|
100
mS - 1,000 mS, depending on signal types |
| |
RS485
网络支持通讯协议 |
Modbus
ASCII/RTU and SIXNET Universal |
| |
接线
|
RS485
two-wire partyline |
| |
工厂预设
|
9600
baud, no parity, 8 data bits, SIXNET protocol（支持2400,
9600, 19200, 38400, 57600 baud） |
| |
推荐电缆
|
屏蔽双绞线，数据类型 |
| |
RS485
网络通讯距离 |
24
AWG/57600 baud up to 1 km20 AWG/ 38400 baud up to
2 km18 AWG/19200 baud up to 3.5 km |
| |
RS485
网络扩展能力 |
32
maximum |
| |
RS485
网络寻址能力 |
128
with a RM-232-485-4U |
| |
RS485
通讯端口隔离 |
1200
Volts RMS 1 minute |
| |
工作电压
|
10-30
VDC (1.5 watt typical) |
| |
工作温度 |
-30 to 70℃ |
| |
存储温度
|
-40
to 85℃ |
| |
湿度
(不结露) |
5
to 95% |
| |
阻燃性 |
UL 94V-0 materials |
| |
电气安全性 |
UL
508, CSA C22.2/14; EN61010-1 (IEC1010), CE |
| |
EMI
电磁干扰抑制 |
FCC
part 15, ICES-003, Class A; EN55022, CE |
| |
EMC
电磁兼容性 |
EN50082-1
(IEC801-2, 3, 4) CE |
| |
浪涌保护 |
IEEE-472
(ANSI C37.90) |
| |
抗振动能力
|
IEC68-2-6 |
| |
危险区域认证 |
UL
1604, CSA C22.2/213-M1987, (Class I, Div 2, Groups
A, B, C, D), EN50021 (zone 2) |
| |
船级社认证
|
Det
Norske Veritas (DNV) No. 2.4 (Class A and B) |
|
